Electronic structure of delta-doped La:SrTiO3 layers by hard x-ray photoelectron spectroscopy (Electronic structure of delta-doped La:SrTiO3 layers by hard x-ray photoelectron spectroscopy)
A. M. Kaiser, A. X. Gray, G. Conti, B. Jalan, A. P. Kajdos, A. Gloskovskii, S. Ueda, Y. Yamashita, K. Kobayashi, W. Drube, S. Stemmer, C. S. Fadley.