(3aSdLI GdZOO GdUe h GdJGcKQ ai GdKOjjGJ h GdWjhQ (B/s - (3eMj GdOjf, NjQ GdOjf(B.s; (3jhSa, hdjO MejO(B.s; (3JhMdI, SYO GdOjf(B.s ((3GdehUd (B:s (3OGQ GdMceI ddWHGYI h GdfTQ, LGeYI GdehUd,s, 1990)
(3Ydi QCS UaMI GdYfhGf(B: (3hRGQI GdJYdje GdYGdi h GdHMK GdYdei, LGeYI GdehUd(B.s
(3jMJhi Ydi bGFeI HHdjhLQGajI HGdeQGLY (B((3U (B435-436)s
1
Keywords: (3GdKOjjGJs -- (3aSjhdhLjG(B.s; (3GdWjhQs -- (3aSjhdhLjG(B.s