(3efgL GdGSdGe ai GdYbjOI hGdYHGOI hGdGNdGb (B/ s - (3GMeO YeQ gGTes ([S.N] : (3GdfGOi GdGOHi GdKbGai , s, 1992)
Keywords: (3GdTQjYI GdGSdGejIs; (3Gdabg GdGSdGeis