(3OjfGejcjI GSJLGHI bGfhf GdYbhHGJ debJVjGJ GdJWhQ GdYdei ai GdJNdU ef GdCLfI (B:s (3CWaGd GdCfGHjH (B/s - (3eMeO YHOGddg GdTdJGhis ([(3ecGf GdfTQ ZjQ eMOO(B] :s [(3GdfGTQ ZjQ eMOO(B],s, 1992)
(3jTJed Ydi GQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdLfGFis; (3GdELgGVs; (3CWaGd GdCfGHjHs