(3JbQjQ dLfI GdbGfhf GdOhdj Yf CYeGd OhQJgG GdKdGKjf (B:s (3eGjh (B- (3jhdjI (B1978 /s - (3GdCee GdeJMOI(B.s ((3fjhjhQc (B:s (3GdLeYjI GdYGeI (B- (3GdCee GdeJMOI,s, 1978)
(3GdedMb Qbe (B10.s
(3GdhKGFb GdQSejI(B: (3GdOhQI GdKGdKI hGdKdGKhf(B.s
Keywords: (3GdbGfhf GdOhdj GdYGe(B.s