Weakly complete complex surfaces Samuele MongodiZbigniew SlodkowskiGiuseppe Tomassini Indiana University Mathematics Journal 2018 text pdf 10.1512/iumj.2018.67.6306 10.1512/iumj.2018.67.6306 en Indiana Univ. Math. J. 67 (2018) 899 - 935 state-of-the-art mathematics http://iumj.org/access/