(3GdOQGeG hGdOQGejI (B/ s - (3LYaQ UGOb GdNdjdi(B((3eJQLe(B)s; (3YfGO ZRhGf GSeGYjd (B((3eQGLY(B)s; (3OGhSf, S (B. (3hs ([S.N] : (3efThQGJ YhjOGf , s, 1989)
Keywords: (3GdGOHs; (3GdeSQMs; (3GdeSQMjGJs; (3JGQjN hfbOs