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@article{JRAM_1858__55_147726, author = {R. Hoppe}, title = {Zur {Theorie} der parallelen {Curven.}}, journal = {Journal f\"ur die reine und angewandte Mathematik}, pages = {95--96}, publisher = {mathdoc}, volume = {55}, year = {1858}, language = {de}, url = {http://geodesic.mathdoc.fr/item/JRAM_1858__55_147726/} }
R. Hoppe. Zur Theorie der parallelen Curven.. Journal für die reine und angewandte Mathematik, Tome 55 (1858), pp. 95-96. http://geodesic.mathdoc.fr/item/JRAM_1858__55_147726/