The Local Imbedding Problem for Conformal Connections Michael Markowitz Indiana University Mathematics Journal 1984 text pdf 10.1512/iumj.1984.33.33042 10.1512/iumj.1984.33.33042 en Indiana Univ. Math. J. 33 (1984) 805 - 815 state-of-the-art mathematics http://iumj.org/access/