(3eNJGQ GdbGehS (B: (3eQJH Ydi WQjbI eNJGQ GdUMGM hGdeUHGM GdefjQ (B/ s - (3GdWGgQ GMeO GdRGhis ([S.N] : (3GdOGQ GdYQHjI ddcJGH , s, 1983)
Keywords: (3GddZI GdYQHjIs; (3GdeYGLes