(3eSQM GdehJ YfO cGfJhQ(B: (3JjGQ eGHYO GdJLQjH (B/ s - (3gfGA YHOGdaJGMs; (3chhShajJT (B, (3jGfs ([S.N] : (3hRGQI GdKbGaI , s, 1994)
Keywords: (3GdGOH GdHhdfOis; (3GdeSQM GdHhdfOis; (3JGQjN hfbOs