(3hGfJ GjJc GdMLQ (B/ s - (3eYjf HSjShs ((3JhfS (B: s (3hRGQI GdGYdGe(B. (3GdGYdGe GdLeGgjQi , s, 1982)
Keywords: (3GdGOH GdYQHis; (3adSWjfs; (3GdTYQ GdYQHi (B- (3OhGhjf hbUGFOs; (3GdTYQ GdYQHi (B- (3adSWjfs