(3GdehShYI GdYdejI GdMOjKI (B- (3GdCQV (B- ( 1 ) s - (3HJQj(B. (3Ljfs ((3GdCgdjI ddfTQ hGdJhRjYs (3HjQhJs, 1985)
Keywords: (3ehShYGJ s; (3GdYdhe GdWHjYjI (B- (3ehShYGJ s; (3GdCQV (B- (3ehShYGJ s