(3GdLeYI GdOGejI(B: (3YbjOI ZhdO TJGjfs - (3MeGO(B. (3eGRfs; (3WgHhH(B. (3YGeQs; (3WgHhH(B. (3fGOQs ((3GdOSJhQs (3YeGfs, 1994)
Keywords: (3adSWjf (B- (3JGQjNs; (3aSWjf (B- (3GdLeYI GdOGejIs