(3fRgI GdfXQ HTQM fNHI GdacQ ai eUWdM MOjK Ggd GdGKQ (B/ s - (3GHhYHOGdQMje eMeO ceGd GdOjfs ([S.N] : (3ecJHI GdJQGK GdGSdGei , s, 1987)
Keywords: (3GdMOjK (B- (3TQMs; (3GdMOjK (B- (3QhGjIs