(3cJGH GdCZPjI hGdCOhjI (B/s - (3SdjeGf ,ESMGb s 237-320 (3g`(B.s; (3GdUHGM, eMeOs ((3HjQhJ (B:s (3eDSSI YR GdOjf ddWHGYI hGdfTQ,s, 1992)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdeYGdLI HfXGe ZPGFjs; (3GdCZPjI hGdUMIs