(3eHOG GdThQi ai GdGSdGe eY GdebGQfI HeHGOF GdOjebQGWjGJ GdZQHjI h GdfXGe GdeGQcSi (B/s - (3jYbhH eMeO GdedjLis ((3GdGScfOQjI (B:s (3eDSSI GdKbGaI GdLGeYjI,s, 1986)
. 293-282 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3jTJed Ydi GQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdThQis; (3GdGSdGe (B:s -- (3fXGe GdMce ajs; (3GdOjehbQGWjIs