@article{1183419085,
author = {Schweitzer, A. R.},
title = {On a fundamental relation in abstract geometry},
journal = {Bull. Amer. Math. Soc.},
volume = {13},
number = {3},
year = {1906},
pages = { 79-81},
language = {en},
url = {http://dml.mathdoc.fr/item/1183419085}
}
Schweitzer, A. R. On a fundamental relation in abstract geometry. Bull. Amer. Math. Soc., Tome 13 (1906) no. 3, pp. 79-81. http://gdmltest.u-ga.fr/item/1183419085/