(3eLehYI bhGfjf GdELQGAGJ GdLfGFjI GdYQHjI (B/s - (3eLdS hRQGA GdOGNdjI GdYQH (B((3JhfS(B).s (3GdecJH GdYQHj decGaMI GdLQjeIs; (3eMehO, VGQj Ndjds ((3HZOGO (B:s (3GdecJH GdYQHj decGaMI GdLQjeI,s, 1985)
(3GdeMJhjGJ (B: (3eLdO (B1. (3GdCUhd GdYGeI(B-(3eLdO (B2. (3bGfhf CUhd GdeMGceGJ GdLRGFjI ddeedcI GdCQOfjI GdgGTejI(B-(3eLdO (B3 (3bGfhf ELQGAGJ GdeMGce GdLfGFjI dOhdI GdEeGQGJ GdYQHjI GdeJMOI(B-(3eLdO (B4. (3bGfhf CUhd GdeMGceGJ GdLRGFjI dOhdI GdHMQjf(B.s
Keywords: (3bGfhf GdELQGAGJ GdLfGFjIs -- (3GdHdGO GdYQHjIs