(3GdWQGFb GdehVhYjI ddJCQjN Gh bjGS GdRef ai GdGQcjhdhLjG hYde GdBKGQ (B/ s - (3HjHhfjg, Ofis ((3ShQjG (B: s (3GdeYgO GdYdei GdaQfSi ddOQGSGJ GdYQHjI , s, 1988)
Keywords: (3Yde GdGKGQs; (3GdJCQjNs