(3GdJQZjH hGdJQgjH ef GdMOjK GdTQja(B.s (3GdLRA GdKGdK (B/s - (3GdefPQi, YHO GdYXje Hf YHO Gdbhi(B.s; (3eUWaj eMeO YeGQg(B.s ((3GdbGgQI (B:s (3OGQ GdMOjK,s, 1987)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3LhGeY Gdafhf(B.s; (3GdTQjYI GdESdGejIs