(3YeOI GdSGdc hYOI GdfGSc (B/s - (3GHf GdfbjH, CMeO Hf dDdD Hf YHO Gddg,s 702-769 (3g`(B.s; (3eDPf, UGdMs; (3GdUHGZ, eMeO ZjGKs; (3GdcQOj, eMjj GdOjfs ((3OeTb (B:s (3ecJHI GdZRGdj,s, 1985)
Keywords: (3Gdabg GdTGaYjs; (3GdTQjYI GdESdGejIs