(3eONd Gdi Yde GdGLJeGY GdGYdGei (B/ s - (3GfTQGM GdTGds ((3GdbGgQI (B:s (3ecJHI fgVI GdTQb ,s, 1985)
Keywords: (3GdJdjaRjhfs; (3GdKbGaI GdLeGgjQjIs; (3GdGLJeGY, Ydes; (3hSGFd GdGYdGe (B- (3GdLhGfH GdGLJeGYjIs