(3JfXje hEOGQI GdCYeGd (B/ s - (3jhfS, YHO GdZahQs ((3HjQhJ (B:s (3OGQ GdfgVI GdYQHjI,s)
(3jTJed Ydi HHdjhLQGajI(B.s
Keywords: (3EOGQI GdCYeGd s; (3GdJfXje GdEOGQjs