(3eUfa EHf CHj TjHI aj GdGMGOjK h GdGKGQ (B/ s - (3GHj TjHI, YHOGddg Hf eMeO Hf s; (3GddMGe, SYjO eMeOs ((3HjQhJ (B:s (3OGQ GdacQ,s, 1989)
(3GdeLdO (B9 (3agGQS GdeUfa(B. s
Keywords: (3GdESdGe(B.s; (3GdMOjK GdfHhj(B.s