(3GHf bje GdLhRjI(B:s (3MjGJg hBKGQg(B/s - (3GHh RjO ,HcQ Hf YHO Gddgs ((3HjQhJ (B:s (3GdecJH GdGSdGej,s, 1983)
Keywords: (3GHh bje GdLhRjI (B- (3JQGLes