(3bGfhf GdYbhHGJ (B:s (3LQGFe GdQThI hGdGNJdGS hGdENdGd HGdKbI GdYGeI hGdGYJOGA Ydi GdCTNGU hGdCehGd (B/s - (3LYaQ, Ydj eMeO s ((3HjQhJ (B: s (3GdeDSSI GdLGeYjI ddOQGSGJ hGdfTQ hGdJhRjY, s, 1995)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B. s
Keywords: (3bGfhf GdYbhHGJs -- (3dHfGfs; (3LQGFe GdGYJOGA Ydi GdCehGds -- (3dHfGfs; (3LQGFe GdGYJOGA Ydi GdCTNGU s -- (3dHfGfs; (3GdQThI s -- (3bhGfjf hJTQjYGJs -- (3dHfGf s