@article{bwmeta1.element.bwnjournal-article-fmv16i1p10bwm,
author = {G. Walker},
title = {On a property of linear fractional sets of points},
journal = {Fundamenta Mathematicae},
volume = {15},
year = {1930},
pages = {108-131},
zbl = {56.0926.02},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv16i1p10bwm}
}
Walker, G. On a property of linear fractional sets of points. Fundamenta Mathematicae, Tome 15 (1930) pp. 108-131. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv16i1p10bwm/