(3bVGjG GdacQ GdSjGSj (B: s (3GdMbhb GdWHjYjI (B/ s - (3bQHGf, edMe, s ((3HjQhJ, dHfGf (B: s (3GdeDSSI GdLGeYjI ddOQGSGJ hGdfTQ hGdJhRjY, (B403 (3g`(B. = 1983.s, 1983)
(3jJVef EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdMbhb GdeOfjI(B.s; (3Mbhb GdGfSGf(B.s; (3GdacQ GdSjGSj(B.s