(3GdGSdGe GdSjGSi ai eUQ ef MQcI GdGUdGM Gdi LeGYGJ GdYfa (B/ s - (3gGdI eUWais ([S.N] : (3eQcR GdOQGSGJ GdSjGSjI hGdGSJQGJjLjI (B- (3GdCgQGe , s, 1992)
Keywords: (3eUQs; (3GdGSdGes; (3GdGMhGd GdSjGSjIs; (3GdGSdGe hGdSjGSIs; (3GdGNhGf GdeSdehfs