1. K. P. Gaikovich and A. N. Reznik,Izv. Vyssh. Uchebn. Zaved., Radiofiz.,33, No. 11, 1343 (1989).
2. K. P. Gaikovich,Issled. Zemli iz Kosmosa, No. 6, 71 (1990).
3. K. P. Gaikovich, A. N. Reznik, and R. V. Troitsky, in:11th Annual Int. Symp. Geosci. Remote Sensing (IGARSS-91). Helsinki, Finland, 1991,3, 1(195) (1991).
4. K. P. Gaikovich,Izv. Vyssh. Uchebn. Zaved., Radiofiz.,36, No. 1, 16 (1993).
5. K. P. Gaikovich,Izv. Vyssh. Uchebn. Zaved., Radiofiz.,36, No. 10, 912 (1993).