(3GdfXGe GdGLJeGYi GdYQHi GdLOjO(B: (3OQGSI Yf GdGKGQ GdGLJeGYjI ddKhQI GdfaWjI (B/ s - (3SYOGdOjf GHQGgjes ([S.N] : (3OGQ GdeSJbHd GdYQHi , s, 1982)
Keywords: (3GdScGf GdGLGfHs; (3GdgLQIs; (3GdGLJeGYs; (3GdLhGfH GdGLJeGYjIs; (3GdWHbGJ GdGLJeGYjIs; (3GdgLQI GdOGNdjIs; (3GdLhGfH GdGbJUGOjIs