1. A. G. Kyurkchan and A. P. Anyutin, Dokl. Akad. Nauk 385, 309 (2002) [Dokl. Math. 66, 132 (2002)].
2. A. P. Anyutin and A. G. Kyurkchan, Radiotekh. Elektron. (Moscow) 49, 15 (2004) [J. Commun. Technol. Electron. 49, 11 (2004)].
3. A. P. Anyutin and V. I. Stasevich, in Proc. 2004 URSI Int. Symp. on Electromagnetic Theory, Pisa, Italy, 2004 (University of Pisa, Italy, 2004), Vol. 1, p. 543.
4. A. P. Anyutin and V. I. Stasevich, Radiotekh. Elektron. (Moscow) 49, 1338 (2004) [J. Commun. Technol. Electron. 49, 1250 (2004)].
5. E. V. Zakharov and Yu. V. Pimenov, Numerical Analysis of Radio Wave Diffraction (Radio i Svyaz’, Moscow, 1982) [in Russian].