(3GdeLehYI GdcGedI deDdaGJ GdOcJhQ Wg MSjf (B- (3GdeLdO GdQGHY YTQ (B- (3GdbUU hGdQhGjGJ (B(2) (3jMJhj Ydi GdbUQ GdeSMhQ (B. (3QLdI GdQHjY hGdUjas - (3MSjf(B. (3Wgs ((3OGQ GdcJGH GddHfGfjs (3HjQhJs, 1983)
Keywords: (3GdCOH GdYQHj (B- (3bUU s; (3GdCOH GdYQHj (B- (3QhG jGJ s; (3QhGjGJ s; (3bUU s