(3bGfhf fXGe GdSdcjf GdOHdheGSj hGdbfUdi (B/s - (3GdgjFI GdYGeI dTFhf GdeWGHY GdGejQjIs ((3GdbGgQI (B: s (3Hfc GdbhGfjf(B,s, 1983)
(3fTQ aj GdLQjOI GdQSejI (B- (3GdYOO (B25 ((3ecQQ(B) (3aj (B26 (3jhfjI SfI (B1982s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdSdc GdOHdheGSjs; (3GdbGfhf GdOhdj GdYGes