Minimal Surfaces of Revolution in H^3 and Their Global Stability Hiroshi Mori Indiana University Mathematics Journal 1981 text pdf 10.1512/iumj.1981.30.30057 10.1512/iumj.1981.30.30057 en Indiana Univ. Math. J. 30 (1981) 787 - 794 state-of-the-art mathematics http://iumj.org/access/