(3GdTGFYI (B/ s - (3GfhQ GdeTQi (B((3eJQLe(B)s; (3ehfOh(B, (3JTGQdRs ([S.N] : (3ecJHI eUQ , s, 1980)
Keywords: (3GdGOH GdGfLdjRis; (3GdeSQMjGJ GdGfLdjRjIs