(3GdQMjd hGdMGf LfGFRjI(B- (3OjhGf TYQs - (3OGZQ(B. (3cejd bjUQs ((3OGQ ecJHI GdMjGIs (3HjQhJs, 1965)
Keywords: (3GdTYQ GdYQHj(B-(3OhGhjfs