(3GdLjT hGdSdGM (B/ s ((3HZOGO (B[(3GdYQGb(B] : s (3OGQ GdMQjI ddWHGYI, (B408 (3g`(B. = 1988.s, 1988)
(3jJVef GQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdYQGb(B. s -- (3GdLjTs -- (3JGQjN(B.s; (3GdYQGbs -- (3JGQjN YScQj(B.s; (3GdYQGbs -- (3bhGJ eSdMIs -- (3JGQjN(B.s