(3GdJMhdGJ GdSjGSjI GdMOjKI ai GdhWf GdYQHi GHMGK GdfOhI GdeUQjI GdaQfSjI GdeTJQcI GdGhdi GdbGgQI (B15_18 (3jfGjQ (B1988 / s - (3eQcR GdHMhK hGdOQGSGJ GdSjGSjIs ([S.N] : (3eQcR GdHMhK hGdOQGSGJ GdSjGSjI , s, 1989)
Keywords: (3GdYUQ GdMOjKs; (3GdYGde GdYQHis; (3JGQjNs; (3GdGMhGd GdSjGSjIs; (3GdfRGY GdYQHi GdGSQGFjdis; (3GdGMRGH GdSjGSjIs