(3GdGOGQI GdYdejI ddecJHGJ heQGcR GdJhKjb hGdeYdheGJ (B/ s - (3eMeO eMeO GdgGOis ([S.N] : (3GdecJHI GdGcGOjejI , s, 1990)
Keywords: (3GOGQI GdGaQGOs; (3GOGQI GdecGJHs; (3GdecJHGJs