Errata: The Group of Homotopy Equivalences for a Connected Sum of Closed Aspherical Manifolds, Vol. 30 (1981), 249-260 Darryl McCullough Indiana University Mathematics Journal 1985 text pdf 10.1512/iumj.1985.34.34011 10.1512/iumj.1985.34.34011 en Indiana Univ. Math. J. 34 (1985) 201 - 203 state-of-the-art mathematics http://iumj.org/access/