Deep defect states in diluted magnetic semiconductors Pb1-x Snx Te:YbE. P. Skipetrov, E. A. Zvereva, B. B. Kovalev, O. S. Volkova, A. V. Golubev and E. I. Slyn'koEur. Phys. J. Appl. Phys., 29 1 (2005) 23-26DOI: https://doi.org/10.1051/epjap:2004184
