(3GdJYdjb Ydi bGfhf GdeQGaYGJ WHbG ddJYOjdGJ GdhGQOI aj GdbGfhfjf Qbej (B6 (3dSfI (B1991 (3h(B23 (3dSfI (B1992 :s (3HjGf hGa dfUhU GdbGfhf JVef ELQGAGJ GdOYGhi, hGdChGeQ Ydi GdYQGFV (B... /s - (3GdefTGhj, YHO GdMejOs ([(3GdEScfOQjI, eUQ(B] :s (3OGQ GdacQ GdLGeYj,s, 1993)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3bGfhf GdeQGaYGJs -- (3eUQs