(3QGjGJ GdeHQRjf hZGjGJ GdeejRjf (B/s - (3GHf SYjO GdCfOdSj, Ydj Hf ehSi Hf eMeO,s 610-685 (3g`(B.s; (3GdOGjI, eMeO QVhGf,s 1938- ((3OeTb (B:s (3OGQ WdGSOGQ ,s, 1987)
Keywords: (3GdTYQ GdYQHjs -- (3JGQjN hfbOs -- (3GdYUQ GdCfOdSj, (B711-1516s