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@article{MZ_1980__173_172984, author = {Carlos J. Ferraris}, title = {On the {Resolution} of {Degenerate} {Closed} {Geodescis.}}, journal = {Mathematische Zeitschrift}, pages = {223--228}, publisher = {mathdoc}, volume = {173}, year = {1980}, zbl = {0423.53033}, url = {http://geodesic.mathdoc.fr/item/MZ_1980__173_172984/} }
Carlos J. Ferraris. On the Resolution of Degenerate Closed Geodescis.. Mathematische Zeitschrift, Tome 173 (1980), pp. 223-228. http://geodesic.mathdoc.fr/item/MZ_1980__173_172984/