(3GdhGaj aj TQM GdbGfhf GdeOfj (B:s (3aj GdGdJRGeGJ aj GdaYd GdVGQ hGdeSFhdjI GdeOfjI (B/ s - (3eQbS, SdjeGf s; (3GdNdjdj, MHjH EHQGgje s ([(3ecGf GdfTQ ZjQ eMOO(B] : s [(3GdfGTQ ZjQ eMOO(B](3, s, 1992)
(3GdeMJhjGJ (B: (3GdeLdO GdChd(B. (3aj GdCMcGe GdYGeI(B-(3GdeLdO GdKGfj(B. (3GdeSFhdjGJ GdeaJQVI(B.s
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdbGfhf GdeOfj s -- (3eUQs; (3GdGdJRGeGJs -- (3bhGfjf hJTQjYGJs -- (3eUQs