1. V. K. Novik and N. D. Gavrilova, Fiz. Tverd. Tela (St. Petersburg) 42(6), 961 (2000) [Phys. Solid State 42 (6), 991 (2000)].
2. G. Chol, Y. Marfaing, S. Munch, B. Thorel, and P. Combette, Les Detecteurs de Rayonnement Infrarouge (Dunod, Paris, 1966; Mir, Moscow, 1969) [in French and in Russian].
3. E. Fatuzzo, H. Kiess, and R. Nitsche, J. Appl. Phys. 37, 510 (1966).
4. G. N. Makarov and A. N. Petin, Zh. Éksp. Teor. Fiz. 134(5), 851 (2008) [JETP 107 (5), 725 (2008)].
5. S. V. Yablonskii, E. A. Soto-Bustamante, V. Hugo Trujillo-Rojo, and V. V. Sorokin, J. Appl. Phys. 104, 114102 (2008).