(3GdJfejI GdeabhOI(B:s (3OQGSGJ aj GdGReI GdMVGQjI hGdJfehjI GdYQHjI(B/s - (3bQe,LhQLs ((3HjQhJ(B:s (3OGQ GdWdjYI,s, 1985)
Keywords: (3GdGbJUGO GdOhdjs