(3GdHJQhd hGdUOeGJ GdeQHcI (B/ s - (3QLGA YHOGdedcs ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1991)
Keywords: (3GdHJQhds; (3GdUfGYGJs; (3GbJUGOjGJs; (3GdGSJgdGcs; (3eUGOQ GdWGbIs; (3GSJNQGLs