. (3LHQGf Ndjd LHQGf s (3aj OQGSI JMdjdjI, JQcjHjI dCOHg hQSeg hTNUjJgs - . (3HQGcS, ZGRj aDGOs ((3HjQhJs (3OGQ GdcJGH GddHfGfjs, 1981)
(3agGQS eQGLY hedGMb aj BNQ GdcJGHs
Keywords: (3GdGOH GddHfGfj GdMOjKs; (3LHQGf, LHQGf Ndjds