(3gfOSI Gdfbd GdcgQHGFj HGSJNOGe GdJjGQ GdeSJeQ (B/ s - (3HGSjdj,QRb,s ((3GdaLGdI(B[(3eUQ(B] : s (3OGQ fgVI eUQ ddWHY hGdfTQ,s, 1968)
(3jJVef bGFeI HeUWdMGJ,YQHj GfcdjRj(B.s
(3jJVef GQLGYGJ HHdjhLQGajI(B.s
(3jJVef bGFeI HCYeGd GdeDda(B.s
Keywords: (3GdgfOSI GdcgQHGFjIs