@article{GDZPPN00237918X,
title = {Regular and semi-regular polytopes. I},
journal = {Mathematische Zeitschrift},
volume = {46},
year = {1940},
pages = {380-407},
zbl = {0022.38305},
url = {http://dml.mathdoc.fr/item/GDZPPN00237918X}
}
Coxeter, H. S. M.,. Regular and semi-regular polytopes. I. Mathematische Zeitschrift, Tome 46 (1940) pp. 380-407. http://gdmltest.u-ga.fr/item/GDZPPN00237918X/