(3GdhKGFb GdSjGSjI hGdGOGQjI ddYUQ Gdeedhci (B: 656 - 922 (3g` (B- 1258 - 1516 (3e (B: (3OQGSI hfUhU (B/ s - (3eMeO eGgQ MeGOIs ((3HjQhJ (B: s (3eDSSI GdQSGdI , s, 1980)
Keywords: (3eUQ (B- (3JGQjNs; (3GdOhdI GdGSdGejI (B- (3JGQjNs; (3GdYUQ Gdeedhci (B- (3JGQjNs