@article{KUMEM_1927_2_a5,
     author = {A. Kotelnikoff},
     title = {Le principe de la relativit\'e et la {G\'eom\'etrie} de {Lobatcheffsky}},
     journal = {In memoriam N. I. Lobatschevskii},
     pages = {37--66},
     publisher = {mathdoc},
     volume = {2},
     year = {1927},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUMEM_1927_2_a5/}
}