1. Surface Polaritons: Electromagnetic Waves at Surfaces and Interfaces, Ed. by V. M. Agranovich and D. L. Mills (North-Holland, Amsterdam, 1982; Nauka, Moscow, 1985).
2. N. L. Dmitruk, V. G. Litovchenko, and V. L. Strizhevskii, Surface Polaritons in Semiconductors and Dielectrics (Naukova Dumka, Kiev, 1989) [in Russian].
3. V. I. Alshits, V. N. Lyubimov, and L. A. Shuvalov, Fiz. Tverd. Tela (St. Petersburg) 43, 1322 (2001) [Phys. Solid State 43, 1377 (2001)].
4. F. N. Marchevskii, V. L. Strizhevskii, and S. V. Strizhevskii, Fiz. Tverd. Tela (Leningrad) 26, 1501 (1984) [Sov. Phys. Solid State 26, 911 (1984)].
5. M. I. D’yakonov, Zh. Éksp. Teor. Fiz. 94(4), 119 (1988) [Sov. Phys. JETP 67, 714 (1988)].