(3CUhd GdeMGceGJ GdLRGFjI (B:s (3GdbGYOI GdELQGFjI(B-(3GdOYhi GdLfGFjI hGdOYhi GdJGHYI dgG(B-(3SjQhQI GdOYhi GdLfGFjI (B: (3GdGSJbUGA(B-(3GdJMbjb(B-(3GdeMGceI (B/s - (3YHO GdefYe, SdjeGfs; (3KQhJ, LdGds ((3HjQhJ (B:s (3GdeDSSI GdLGeYjI ddOQGSGJ hGdfTQ hGdJhRjY,s, 1996)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdeMGceGJ GdLfGFjIs -- (3dHfGfs; (3GdOYhi GdLfGFjIs -- (3bhGfjf hJTQjYGJs -- (3dHfGfs; (3bGfhf GdELQGAGJ GdLfGFjIs -- (3dHfGfs