(3Yf TYH adSWjf GdYQHi efXeI (B- (3ejKGb (B- (3eTcdGJ (B/ s - (3GMeO UObi GdOLGfis ([S.N] : (3OGQ GdeSJbHd GdYQHi , s, 1986)
Keywords: (3GdGMhGd GdSjGSjIs; (3efXeI GdJMQjQ GdadSWjfjIs; (3adSWjfs