(3dYd ai GdbQGf GdcQje (B/ s - (3Rjf cGed GdNhjScis ([S.N] : (3OGQ GdeYQaI GdLGeYjI , s, 1989)
Keywords: (3GdfMhs; (3GddZI GdYQHjIs; (3GdHdGZI GdYQHjIs; (3GdbQGf (B- (3GdaGXs