(3LeGd GdYjhf hGSQGQgG(B:(3ai GdOjf h GddZI h GdGOH (B/ s - (3SjO UOjb YHOGdaJGMs ([S.N] : (3GdOGQ GdeUQjI GddHfGfjI , s, 1990)
Keywords: (3GdYjf ai GdGOHs