(3GdacQ GdGbJUGOQ GdZQHi ai Gdfeh fXQI GfJbGOjI ef GdYGde GdGSdGei (B/s - (3SYjO GdNVQis; (3Cejf GdVQZGeis ((3GdbGgQI(B:s (3OGQ GdfgVI GdYQHjI(B,s, 1989)
(3fhbT gPG GdHMK ai GdMdbI GdOQGSjI GdTgQjI GdJi jbhe HgG bSe GOGQI GYeGds
(3jTed Ydi GQLGYGJ HHdjhLQGajIs
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdGbJUGO GdGSdGejs