(3ecGaMI GdLQjeI heYGedI GdeLQejf eY GdJQcjR Ydi GdJYGhf GdOhdj aj EWGQ GdefXeGJ hGdGJaGbjGJ hGdehGKjb hGdUchc hGdEYdGfGJ GdOhdjI (B/s - (3MJGJI, eMeO fjGRj(B. s ((3GdbGgQI (B: s [(3O(B. (3f(B.](3, s, 1995)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B. s
Keywords: (3GdLQjeI hGdeLQehf s; (3GdJYGhf GdOhdj s; (3GdbGfhf GdOhdj s