(3eHGOiA GdJMdjd GdGbJUGOi (B/ s - (3eMeO eQhGf GdSeGfs; (3eMeO XGaQ eMHcs; (3GMeO RgjQ TGejIs ([S.N] : (3ecJHI OGQ GdKbGaI , s, 1992)
Keywords: (3GdGbJUGOs; (3GdJLGQIs; (3GdfbhOs; (3GdePGgH GdGbJUGOjIs; (3GdONds