(3aJhM GdHdOGf (B/s - (3GdHdGPQj, CMeO Hf jMji Hf LGHQs (3Jhaj (B279 (3gLQjs; (3QVhGf, QVhGf eMeOs; (3OGQ hecJHI GdgdGd (B((3HjQhJ(B).s (3dLfI JMbjb GdJQGKs ((3HjQhJ (B- (3dHfGf (B:s (3OGQ GdcJH GdYdejI ,s, 1983)
(3bhHd gPG GdcJGH Ydi fSNI GdCSJGP GdTfbjWj GdeMahXI HOGQ GdcJH GdeUQjI(B.s
Keywords: (3GdJGQjN GdESdGejs; (3GdaJhMGJ GdESdGejIs; (3GdHdGO GdESdGejIs -- (3JGQjNs -- (3YUQ UOQ GdESdGe, (B610-661s