(3OYhfi GJcde(B: (3TgGOI GeQGI ef GdefGLe GdHhdjajI (B/ s - (3SejI adh YHhOs; (3OhTfZGQG, OhejJdGHGQjhSs ([S.N] : (3eDSSI GdGHMGK GdYQHjI , s, 1985)
Keywords: (3GdJQGLes; (3GdJQGLe GdPGJjIs