(3MQhOI(B: (3QhGjI (B/ s - (3GdWGgQ HfLdhfs; (3QTjO HfMOh (B((3eJQLe(B)s ([S.N] : (3OGQ GHf QTO ddWHGYI hGdfTQ , s, 1982)
Keywords: (3GdGOH GdYQHis; (3GdbUU GdYQHjIs