@article{MZ_1993__214_1_174585,
     author = {Jon Michael Corson},
     title = {Conformally non-sperical 2-complexes.},
     journal = {Mathematische Zeitschrift},
     pages = {511--520},
     publisher = {mathdoc},
     volume = {214},
     number = {1},
     year = {1993},
     zbl = {0798.20028},
     url = {http://geodesic.mathdoc.fr/item/MZ_1993__214_1_174585/}
}