@article{DCG_1986__1_131002,
     author = {Ulrich Brehm and A. Altshuler},
     title = {The {Weakly} {Neighborly} {Polyhedral} {Maps} on the {2-Manifold} with {Euler} {Characteristic} -1.},
     journal = {Discrete & computational geometry},
     pages = {355--370},
     publisher = {mathdoc},
     volume = {1},
     year = {1986},
     zbl = {0608.52004},
     url = {http://geodesic.mathdoc.fr/item/DCG_1986__1_131002/}
}