@article{GDZPPN002096129, title = {Tight and 0-Tight Polyhedral Embeddings of Surfaces.}, journal = {Inventiones mathematicae}, volume = {56}, year = {1980}, pages = {161-178}, zbl = {0432.53041}, url = {http://dml.mathdoc.fr/item/GDZPPN002096129} }
Kühnel, Wolfgang. Tight and 0-Tight Polyhedral Embeddings of Surfaces.. Inventiones mathematicae, Tome 56 (1980) pp. 161-178. http://gdmltest.u-ga.fr/item/GDZPPN002096129/