(3GdUhajI (B: s (3GdhLg GdBNQ (B/ s - (3ZGRi (B: (3eMeO Lejds; (3GdLOGhi (B: (3YHO GdefYes ([ (3O (B. (3e (B: s (3O (B. (3f (B] : s, 1980)
Keywords: (3GdJUha GdGSdGeis; (3GdJUhas