publication_type publication_year number author title journal_title volume_number issue_number start_page end_page doi reported_at Paper 2023 1 Tomoya Nagira, Terumi Nakamura, Takashi Kimura, Fumiyoshi Yoshinaka, Takahiro Sawaguchi, Takayuki Yamashita, Yasuhiro Aoki, Hidetoshi Fujii QUARTERLY JOURNAL OF THE JAPAN WELDING SOCIETY 41 2 1s 5s https://doi.org/10.2207/qjjws.41.1s 2024-03-28 18:10:03 +0900 Paper 2023 2 Tomoya Nagira, Terumi Nakamura, Takahiro Sawaguchi, Masakazu Mori, Yoshiaki Morisada, Hidetoshi Fujii ISIJ International 63 12 2056 2065 https://doi.org/10.2355/isijinternational.isijint-2023-305 2024-03-28 18:10:03 +0900 Paper 2023 3 柳樂 知也 FSW/FSP研究の現状 溶接学会誌 92 5 330 331 https://doi.org/10.2207/jjws.92.330 2024-03-28 18:10:03 +0900 Paper 2023 4 Zexi Wu, Tomoya Nagira, Kohsaku Ushioda, Goro Miyamoto, Hidetoshi Fujii ISIJ International 63 6 1084 1095 https://doi.org/10.2355/isijinternational.isijint-2023-047 2024-03-28 18:10:03 +0900 Paper 2023 5 吉中 奎貴, 澤口 孝宏, 高森 晋, 江村 聡, 中村 照美, 柳樂 知也, 櫛部 淳道, 井上 泰彦, 本村 達 高疲労耐久性を有する溶接組立制振ダンパーを実現するFe-Mn-Cr-Ni-Si合金の開発 まてりあ 62 4 229 236 https://doi.org/10.2320/materia.62.229 2024-03-28 18:10:03 +0900 Paper 2022 1 伍 沢西, 柳楽 知也, 潮田 浩作, 宮本 吾郎, 藤井 英俊 摩擦攪拌合した0.2%C-2%Si-Cr鋼の組織と機械的性質 鉄と鋼 108 12 911 925 https://doi.org/10.2355/tetsutohagane.tetsu-2022-038 2024-03-28 18:10:03 +0900 Paper 2022 2 Tomoya Nagira, Terumi Nakamura, Fumiyoshi Yoshinaka, Takahiro Sawaguchi, Yasuhiro Aoki, Masayoshi Kamai, Hidetoshi Fujii, Akihisa Takeuchi, Masayuki Uesugi Direct observation of solidification behaviors of Fe-Mn-Si alloys during TIG spot welding using synchrotron X-ray Scripta Materialia 216 114743 https://doi.org/10.1016/j.scriptamat.2022.114743 2024-03-28 18:10:03 +0900 Paper 2021 1 Takumi Kawakubo, Tomoya Nagira, Kohsaku Ushioda, Hidetoshi Fujii Friction Stir Welding of High Phosphorus Weathering Steel —Weldabilities, Microstructural Evolution and Mechanical Properties ISIJ International 61 7 2150 2158 https://doi.org/10.2355/isijinternational.isijint-2021-007 2024-03-28 18:10:03 +0900 Paper 2021 2 西村 友宏, 松林 領汰, 森下 浩平, 吉矢 真人, 柳樂 知也, 安田 秀幸 Fe - 18 mass%Cr - Ni alloys 合金(Ni組成:8, 11, 14, 20 mass%)における準安定δ相の核生成によるマッシブ的変態の選択 鉄と鋼 107 7 558 565 https://doi.org/10.2355/tetsutohagane.tetsu-2021-020 2024-03-28 18:10:03 +0900 Paper 2021 3 Tomoya Nagira, Xiaochao Liu, Kohasaku Ushioda, Hidetoshi Fujii Microstructural Evolutions of 2N Grade Pure Al and 4N Grade High-Purity Al during Friction Stir Welding Materials 14 13 3606 https://doi.org/10.3390/ma14133606 2024-03-28 18:10:03 +0900 Paper 2021 4 Tomoya Nagira, Daisuke Yamashita, Masayoshi Kamai, Huihong Liu, Yasuhiro Aoki, Kentaro Uesugi, Akihisa Takeuchi, Hidetoshi Fujii In situ observation of solidification crack propagation for type 310S and 316L stainless steels during TIG welding using synchrotron X-ray imaging Journal of Materials Science 56 17 10653 10663 https://doi.org/10.1007/s10853-021-05969-0 2024-03-28 18:10:03 +0900 Paper 2021 5 Zexi Wu, Tomoya Nagira, Kohsaku Ushioda, Goro Miyamoto, Hidetoshi Fujii Microstructures and tensile properties of friction stir welded 0.2%C–Si–Mn steel Materials Science and Engineering: A 799 140068 https://doi.org/10.1016/j.msea.2020.140068 2024-03-28 18:10:03 +0900 Paper 2020 1 柳樂 知也 Al-Cu合金における凝固組織に及ぼす音響流の影響 超音波TECHNO 40 44 2024-03-28 18:10:03 +0900 Paper 2020 2 川久保 拓海, 柳楽 知也, 潮田 浩作, 藤井 英俊 高P耐候性鋼の摩擦攪拌接合-その接合性,組織の発達および機械的特性- 鉄と鋼 106 12 892 901 https://doi.org/10.2355/tetsutohagane.tetsu-2020-057 2024-03-28 18:10:03 +0900 Paper 2020 3 T. Nagira, X.C. Liu, K. Ushioda, H. Fujii Mechanism of grain structure development for pure Cu and Cu-30Zn with low stacking fault energy during FSW Science and Technology of Welding and Joining 25 8 669 678 https://doi.org/10.1080/13621718.2020.1818032 2024-03-28 18:10:03 +0900 Paper 2020 4 T. Nagira, D. Yamashita, M. Kamai, H. Liu, Y. Aoki, H. Fujii, K. Uesugi, A. Takeuchi Time-resolved X-ray imaging of solidification cracking for Al-Cu alloy at the weld crater Materials Characterization 167 110469 https://doi.org/10.1016/j.matchar.2020.110469 2024-03-28 18:10:03 +0900 Paper 2020 5 Xiaochao Liu, Yufeng Sun, Tomoya Nagira, Kohsaku Ushioda, Hidetoshi Fujii Effect of Stacking Fault Energy on the Grain Structure Evolution of FCC Metals During Friction Stir Welding Acta Metallurgica Sinica (English Letters) 33 7 1001 1012 https://doi.org/10.1007/s40195-020-01064-6 2024-03-28 18:10:03 +0900 Paper 2020 6 T. Nagira, X. C. Liu, K. Ushioda, H. Fujii Influences of temperature and Sn-addition on microstructural evolution of Ag during FSW Science and Technology of Welding and Joining 25 3 198 207 https://doi.org/10.1080/13621718.2019.1665859 2024-03-28 18:10:03 +0900 Paper 2019 1 Tomohiro Nishimura, Ryota Matsubayashi, Kohei Morishita, Masato Yoshiya, Tomoya Nagira, Hideyuki Yasuda Selection of the Massive-like δ-γ Transformation due to Nucleation of Metastable δ Phase in Fe-18 Mass%Cr-Ni Alloys with Ni Contents of 8, 11, 14 and 20 Mass% ISIJ International 59 3 459 465 https://doi.org/10.2355/isijinternational.isijint-2018-726 2024-03-28 18:10:03 +0900 Paper 2019 2 Tomohiro Nishimura, Kohei Morishita, Masato Yoshiya, Tomoya Nagira, Hideyuki Yasuda Time-resolved and In-situ Observation of δ-γ Transformation during Unidirectional Solidification in Fe-C Alloys Tetsu-to-Hagane 105 2 290 298 https://doi.org/10.2355/tetsutohagane.tetsu-2018-145 2024-03-28 18:10:03 +0900 Paper 2019 3 T. Nagira, X. C. Liu, K. Ushioda, Y. Iwamoto, G. Ano, H. Fujii Role of annealing twinning in microstructural evolution of high purity silver during friction stir welding Science and Technology of Welding and Joining 24 7 644 651 https://doi.org/10.1080/13621718.2019.1592931 2024-03-28 18:10:03 +0900 Paper 2019 4 X.C. Liu, Y.F. Sun, T. Nagira, K. Ushioda, H. Fujii Evaluation of dynamic development of grain structure during friction stir welding of pure copper using a quasi in situ method Journal of Materials Science & Technology 35 7 1412 1421 https://doi.org/10.1016/j.jmst.2019.01.018 2024-03-28 18:10:03 +0900 Paper 2019 5 X.C. Liu, Y.F. Sun, T. Nagira, K. Ushioda, H. Fujii Strain rate dependent micro-texture evolution in friction stir welding of copper Materialia 6 100302 https://doi.org/10.1016/j.mtla.2019.100302 2024-03-28 18:10:03 +0900 Paper 2018 1 X. C. Liu, Y. F. Sun, T. Nagira, K. Ushioda, H. Fujii Microstructure evolution of Cu–30Zn during friction stir welding Journal of Materials Science 53 14 10423 10441 https://doi.org/10.1007/s10853-018-2313-5 2024-03-28 18:10:03 +0900 Paper 2018 2 X.C. Liu, Y.F. Sun, T. Nagira, H. Fujii Investigation of temperature dependent microstructure evolution of pure iron during friction stir welding using liquid CO2 rapid cooling Materials Characterization 137 24 38 https://doi.org/10.1016/j.matchar.2018.01.004 2024-03-28 18:10:03 +0900 Paper 2017 1 Iori Uwabe, Kento Dobara, Kohei Morishita, Tomoya Nagira, Hideyuki Yasuda In-situ Measurement of Solute Partition Coefficient in Fe-Cr-Ni-Mo Alloys by Using X-ray Imaging and X-ray Florescence Analysis Tetsu-to-Hagane 103 12 678 687 https://doi.org/10.2355/tetsutohagane.tetsu-2017-077 2024-03-28 18:10:03 +0900 Paper 2017 2 K.M. Kareh, C. O'Sullivan, T. Nagira, H. Yasuda, C.M. Gourlay Dilatancy in semi-solid steels at high solid fraction Acta Materialia 125 187 195 https://doi.org/10.1016/j.actamat.2016.11.066 2024-03-28 18:10:03 +0900 Paper 2016 1 Tomoya Nagira, Noriaki Nakatsuka, Hideyuki Yasuda, Kentaro Uesugi, Akihisa Takeuchi In situ Observation of Dendrite Growth in Sn-Bi Alloys under Ultrasonic Vibration Using Time-resolved X-ray Imaging Tetsu-to-Hagane 102 3 170 178 https://doi.org/10.2355/tetsutohagane.tetsu-2015-080 2024-03-28 18:10:03 +0900 Paper 2015 1 Yosuke Suzuki-Yamamoto, Ryota Ozaki, Masato Yoshiya, Tomoya Nagira, Hideyuki Yasuda Yet Another Marked Difference among Impurities as Modifier Elements for Refinement of Eutectic Si in Al-Si Alloys MATERIALS TRANSACTIONS 56 9 1475 1483 https://doi.org/10.2320/matertrans.ma201576 2024-03-28 18:10:03 +0900 Paper 2015 2 Masato Yoshiya, Kenta Nakajima, Manabu Watanabe, Nobufumi Ueshima, Tomoya Nagira, Hideyuki Yasuda Interface Energies of Hetero- and Homo-Phase Boundaries and Their Impact on δ-γ Massive-Like Phase Transformations in Carbon Steel MATERIALS TRANSACTIONS 56 9 1461 1466 https://doi.org/10.2320/matertrans.ma201568 2024-03-28 18:10:03 +0900 Paper 2015 3 Masato Yoshiya, Manabu Watanabe, Kenta Nakajima, Nobufumi Ueshima, Koki Hashimoto, Tomoya Nagira, Hideyuki Yasuda Concurrent γ-Phase Nucleation as a Possible Mechanism of δ-γ Massive-like Phase Transformation in Carbon Steel: Numerical Analysis Based on Effective Interface Energy MATERIALS TRANSACTIONS 56 9 1467 1474 https://doi.org/10.2320/matertrans.ma201569 2024-03-28 18:10:03 +0900 Paper 2015 4 K. Yamane, Hideyuki Yasuda, A. Sugiyama, T. Nagira, M. Yoshiya, K. Morishita, K. Uesugi, A. Takeuchi, Y. Suzuki Influence of Mg on Solidification of Hypereutectic Cast Iron: X-ray Radiography Study Metallurgical and Materials Transactions A 46 11 4937 4946 https://doi.org/10.1007/s11661-015-3077-z 2024-03-28 18:10:03 +0900 Paper 2015 5 Tomoya Nagira, Noriaki Nakatsuka, Hideyuki Yasuda, Kentaro Uesugi, Akihisa Takeuchi, Yoshio Suzuki Impact of melt convection induced by ultrasonic wave on dendrite growth in Sn–Bi alloys Materials Letters 150 135 138 https://doi.org/10.1016/j.matlet.2015.02.069 2024-03-28 18:10:03 +0900 Paper 2015 6 T Nishimura, K Morishita, T Nagira, M Yoshiya, H Yasuda Kinetics of the δ/γ interface in the massive-like transformation in Fe-0.3C-0.6Mn-0.3Si alloys IOP Conference Series: Materials Science and Engineering 84 012062 https://doi.org/10.1088/1757-899x/84/1/012062 2024-03-28 18:10:03 +0900 Paper 2015 7 S Morita, H Yasuda, T Nagira, C M Gourlay, K Morishita, M Yoshiya, A Sugiyama Application of a macroscopic model to predict the band segregation induced by shear deformation of semisolid IOP Conference Series: Materials Science and Engineering 84 012011 https://doi.org/10.1088/1757-899x/84/1/012011 2024-03-28 18:10:03 +0900 Paper 2015 8 T Nagira, S Morita, H Yasuda, C M Gourlay, M Yoshiya, A Sugiyama, K Uesugi Localization of shear strain and shear band formation induced by deformation in semi-solid Al-Cu alloys IOP Conference Series: Materials Science and Engineering 84 012078 https://doi.org/10.1088/1757-899x/84/1/012078 2024-03-28 18:10:03 +0900 Paper 2015 9 M Yoshiya, M Sato, M Watanabe, K Nakajima, T Yokoi, N Ueshima, T Nagira, H Yasuda Impacts of Interface Energies and Transformation Strain from BCC to FCC on Massive-like δ-γ Transformation in Steel IOP Conference Series: Materials Science and Engineering 84 012049 https://doi.org/10.1088/1757-899x/84/1/012049 2024-03-28 18:10:03 +0900 Paper 2014 1 Tomoya Nagira, Shugo Morita, Hiroyoshi Yokota, Hideyuki Yasuda, Christopher M. Gourlay, Masato Yoshiya, Akira Sugiyama, Kentaro Uesugi, Akihisa Takeuchi, Yoshio Suzuki In Situ Observation of Deformation in Semi-solid Fe-C Alloys at High Shear Rate Metallurgical and Materials Transactions A 45 12 5613 5623 https://doi.org/10.1007/s11661-014-2489-5 2024-03-28 18:10:03 +0900 Paper 2013 1 Tomoya Nagira, Hiroyoshi Yokota, Shugo Morita, Hideyuki Yasuda, Masato Yoshiya, C.M. Gourlay, Akira Sugiyama, Kentarou Uesugi, Keiji Umetani Characterization of Shear Deformation Based on In-situ Observation of Deformation in Semi-Solid Al-Cu Alloys and Water-Particle Mixture Tetsu-to-Hagane 99 2 141 148 https://doi.org/10.2355/tetsutohagane.99.141 2024-03-28 18:10:03 +0900 Paper 2013 2 Tomoya Nagira, Hiroyoshi Yokota, Shugo Morita, Hideyuki Yasuda, Masato Yoshiya, Christopher M. Gourlay, Akira Sugiyama, Kentarou Uesugi, Keiji Umetani Characterization of Shear Deformation Based on In-situ Observation of Deformation in Semi-solid Al–Cu Alloys and Water-particle Mixture ISIJ International 53 7 1195 1201 https://doi.org/10.2355/isijinternational.53.1195 2024-03-28 18:10:03 +0900 Paper 2013 3 Kazuhiro Nogita, Hideyuki Yasuda, Arvind Prasad, Stuart D. McDonald, Tomoya Nagira, Noriaki Nakatsuka, Kentaro Uesugi, David H. StJohn Real time synchrotron X-ray observations of solidification in hypoeutectic Al–Si alloys Materials Characterization 85 134 140 https://doi.org/10.1016/j.matchar.2013.08.015 2024-03-28 18:10:03 +0900 Paper 2013 4 J. Fonseca, C. O’Sullivan, T. Nagira, H. Yasuda, C.M. Gourlay In situ study of granular micromechanics in semi-solid carbon steels Acta Materialia 61 11 4169 4179 https://doi.org/10.1016/j.actamat.2013.03.043 2024-03-28 18:10:03 +0900 Paper 2012 1 Tomoya Nagira, Hideyuki Yasuda, Takumi Sakimura, Kentarou Yoshida Solidification of Al2O3–YAG eutectic composites with off-metastable eutectic composition from undercooled melt produced by melting Al2O3–YAP eutectics Journal of the European Ceramic Society 32 10 2137 2143 https://doi.org/10.1016/j.jeurceramsoc.2012.02.007 2024-03-28 18:10:03 +0900 Paper 2012 2 H Yasuda, T Nagira, M Yoshiya, A Sugiyama, N Nakatsuka, M Kiire, M Uesugi, K Uesugi, K Umetani, K Kajiwara Massive transformation fromδphase toγphase in Fe–C alloys and strain induced in solidifying shell IOP Conference Series: Materials Science and Engineering 33 012036 https://doi.org/10.1088/1757-899x/33/1/012036 2024-03-28 18:10:03 +0900 Paper 2012 3 S Morita, H Yasuda, T Nagira, C M Gourlay, M Yoshiya, A Sugiyama Macroscopic modelling of semisolid deformation for considering segregation bands induced by shear deformation IOP Conference Series: Materials Science and Engineering 33 012053 https://doi.org/10.1088/1757-899x/33/1/012053 2024-03-28 18:10:03 +0900 Paper 2012 4 H Yasuda, T Nagira, M Yoshiya, M Uesugi, N Nakatsuka, M Kiire, A Sugiyama, K Uesugi, K Umetani In-situobservation of peritectic solidification in Sn-Cd and Fe-C alloys IOP Conference Series: Materials Science and Engineering 27 012084 https://doi.org/10.1088/1757-899x/27/1/012084 2024-03-28 18:10:03 +0900 Paper 2011 1 Hideyuki Yasuda, Tomoya Nagira, Masato Yoshiya, Noriaki Nakatsuka, Akira Sugiyama, Kentaro Uesugi, Keiji Umetani Development of X-ray Imaging for Observing Solidification of Carbon Steels ISIJ International 51 3 402 408 https://doi.org/10.2355/isijinternational.51.402 2024-03-28 18:10:03 +0900 Paper 2011 2 C.M. Gourlay, A.K. Dahle, T. Nagira, N. Nakatsuka, K. Nogita, K. Uesugi, H. Yasuda Granular deformation mechanisms in semi-solid alloys Acta Materialia 59 12 4933 4943 https://doi.org/10.1016/j.actamat.2011.04.038 2024-03-28 18:10:03 +0900 Paper 2011 3 C.M. Gourlay, K. Nogita, A.K. Dahle, Y. Yamamoto, K. Uesugi, T. Nagira, M. Yoshiya, H. Yasuda In situ investigation of unidirectional solidification in Sn–0.7Cu and Sn–0.7Cu–0.06Ni Acta Materialia 59 10 4043 4054 https://doi.org/10.1016/j.actamat.2011.03.028 2024-03-28 18:10:03 +0900 Paper 2011 4 T. Nagira, C.M. Gourlay, A. Sugiyama, M. Uesugi, Y. Kanzawa, M. Yoshiya, K. Uesugi, K. Umetani, H. Yasuda Direct observation of deformation in semi-solid carbon steel Scripta Materialia 64 12 1129 1132 https://doi.org/10.1016/j.scriptamat.2011.03.009 2024-03-28 18:10:03 +0900 Paper 2010 1 Hideyuki Yasuda, S. Kato, T. Shinba, T. Nagira, M. Yoshiya, Akira Sugiyama, K. Umetani, Kentaro Uesugi Regular Structure Formation of Hypermonotectic Al-In Alloys Materials Science Forum 649 131 136 https://doi.org/10.4028/www.scientific.net/msf.649.131 2024-03-28 18:10:03 +0900 Paper 2009 1 Tomoya Nagira, Hideyuki Yasuda, Satoshi Takeshima, Takumi Sakimura, Yoshiharu Waku, Kentaro Uesugi Chain structure in the unidirectionally solidified Al2O3–YAG–ZrO2 eutectic composite Journal of Crystal Growth 311 14 3765 3770 https://doi.org/10.1016/j.jcrysgro.2009.05.004 2024-03-28 18:10:03 +0900 Paper 2009 2 Noriaki Nakatsuka, Hideyuki Yasuda, Tomoya Nagira, Masato Yoshiya Three-dimensional alignment of FeSi2with orthorhombic symmetry by an anisotropic magnetic field Journal of Physics: Conference Series 165 012021 https://doi.org/10.1088/1742-6596/165/1/012021 2024-03-28 18:10:03 +0900 Paper 2009 3 Tomoya Nagira, Hideyuki Yasuda, Masato Yoshiya Formation and microstructure of Al2O3-YAG eutectic ceramics by phase transformation from metastable system to equilibrium system Journal of Physics: Conference Series 165 012006 https://doi.org/10.1088/1742-6596/165/1/012006 2024-03-28 18:10:03 +0900 Paper 2009 4 H Yasuda, D Nagamatsu, T Yoshimoto, T Nagira, M Yoshiya, Y Yokoyama, A Inoue Crystal growth in the bulk-metallic-glass Zr-based alloys by using the DC + AC levitation method Journal of Physics: Conference Series 144 012056 https://doi.org/10.1088/1742-6596/144/1/012056 2024-03-28 18:10:03 +0900 Paper 2008 1 H. Yasuda, Y. Yamamoto, N. Nakatsuka, T. Nagira, M. Yoshiya, A. Sugiyama, I. Ohnaka, K. Umetani, K. Uesugi In situobservation of nucleation, fragmentation and microstructure evolution in Sn–Bi and Al–Cu alloys International Journal of Cast Metals Research 21 1-4 125 128 https://doi.org/10.1179/136404608x361800 2024-03-28 18:10:03 +0900 Paper 2007 1 Tomoya Nagira, Hideyuki Yasuda, Takumi Sakimura, Asako Kawaguchi Effects of Shaping Conditions on the Microstructure and the Mechanical Property of the Al2O3-YAG Eutectic Composite Produced by Melting the Al2O3-YAP Eutectic Structure MATERIALS TRANSACTIONS 48 9 2312 2315 https://doi.org/10.2320/matertrans.mb200705 2024-03-28 18:10:03 +0900 Paper 2007 2 Hideyuki Yasuda, Tsutomu Yoshimoto, Takuya Mizuguchi, Yuki Tamura, Tomoya Nagira, Masato Yoshiya Effect of the Melt Flow on the Solidified Structure of Middle Carbon Steel by Means of the Levitation Method Using Alternating and Static Magnetic Fields ISIJ International 47 4 612 618 https://doi.org/10.2355/isijinternational.47.612 2024-03-28 18:10:03 +0900 Paper 2006 1 Mikio Ito, Tomoya Nagira, Shigeta Hara Thermoelectric properties of NaxCo2O4 with rare-earth metals doping prepared by polymerized complex method Journal of Alloys and Compounds 408-412 1217 1221 https://doi.org/10.1016/j.jallcom.2004.12.110 2024-03-28 18:10:03 +0900 Paper 2005 1 Hideyuki Yasuda, Yuki Tamura, Tomoya Nagira, Itsuo Ohnaka, Yoshihiko Yokoyama, Akihisa Inoue Nucleation and Growth in Undercooled Melts of Bulk-Metallic-Glass Forming Zr60Ni25Al15 Alloy MATERIALS TRANSACTIONS 46 12 2762 2767 https://doi.org/10.2320/matertrans.46.2762 2024-03-28 18:10:03 +0900 Paper 2005 2 Mikio Ito, Tomoya Nagira Effect of the Polymerized Complex Process on Doping Limit of Thermoelectric NaxCo1−yMyO2 (M=Mn, Ni) MATERIALS TRANSACTIONS 46 7 1456 1461 https://doi.org/10.2320/matertrans.46.1456 2024-03-28 18:10:03 +0900 Paper 2004 1 Mikio Ito, Tomoya Nagira, Daisuke Furumoto, Yoshimitsu Oda, Shigeta Hara Synthesis of NaxCo2O4thermoelectric oxide with crystallographic anisotropy by chemical solution process Science and Technology of Advanced Materials 5 1-2 125 131 https://doi.org/10.1016/j.stam.2003.09.009 2024-03-28 18:10:03 +0900