(3TgGOI ef GdejOGf (B: s (3hKGFb Yf MQH adSWjf (B1948 / s - (3GdCehj, TcjHs ((3JhfS (B:s (3GdOGQ GdJhfSjg ddfTQ,s, 1980)
Keywords: (3adSWjfs; (3GdEfJOGH GdHQjWGfj Ydi adSWjf (B1948-1918s