@article{KUMEM_1927_2_a4,
     author = {D. Grave},
     title = {La g\'eom\'etrie {d'Euclide} comme cas limite de la g\'eom\'etrie de {Lobatcheffsky}},
     journal = {In memoriam N. I. Lobatschevskii},
     pages = {25--36},
     publisher = {mathdoc},
     volume = {2},
     year = {1927},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUMEM_1927_2_a4/}
}