(3eQMdI GdJTjY ai GdeZQH GdYQHi hGKQgG ai GdMjGI GdGOHjI (B/s - (3eMeO Wg GdMGLQi s ((3GdbGgQI (B: s (3OGQ GdfgVI GdYQHjI,s, 1983)
Keywords: (3GdGOH GdYQHi s; (3GdGOH GdTYHi s -- (3GdeZQHs; (3GdGOH GdYQHi s -- (3JGQjN hfbOs -- (3GdeZQHs