(3GdfRYI GdfaSjI ai efgL GdYbGO GdfbOi (B/ s - (3YWGA caGais ([S.N] : (3gLQ ddWHGYI hGdfTQ , s, 1987)
Keywords: (3GdGOH GdYQHis; (3YHGS eMehO GdYbGOs; (3GOH GdYbGOs