(3GdeTGQcI hGdJfejI (B/ s - (3GMeO QGaJ YHOGdLhGOs ([S.N] : (3LGeYI GdefhajI , s, 1991)
Keywords: (3GdGMhGd GdGLJeGYjIs; (3GdJfejI GdGLJeGYjIs