(3GdhSjW aj bVGA GdCehQ GdeSJYLdI (B:s (3jTJed Ydi TQM dGNJUGU GdbVGA GdeSJYLd (B... /s - (3YHO GdJhGH, eYhV(B.s ((3GdEScfOQjI, eUQ (B:s (3efTCI GdeYGQa,s, 1987)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdbVGA GdeSJYLds -- (3eUQs; (3bGfhf GdELQGAGJ GdeOfjI hGdJLGQjI s -- (3eUQ s