(3GdNdjL GdYQHj (B: s (3OQGSI aj GdLZQGajI GdGbdjejI (B/ s - (3GdeHGOQ, SGde SYOhf, s ((3HZOGO (B[(3GdYQGb(B] : s (3OGQ GdMQjI ddWHGYI, (B401 (3g`(B. 1981.s, 1981)
(3jJVef EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3Ohd GdNdjL GdYQHjIs -- (3LZQGajG(B.s; (3Ohd GdNdjL GdYQHjIs -- (3JGQjN(B.s; (3Ohd GdNdjL GdYQHjIs -- (3GMhGd GbJUGOjI(B.s