@article{1183493277,
author = {Emch, Arnold},
title = {On the mapping of the quadruples of the involutorial $G\_4$ in a plane upon a Steiner surface},
journal = {Bull. Amer. Math. Soc.},
volume = {35},
number = {6},
year = {1929},
pages = { 381-390},
language = {en},
url = {http://dml.mathdoc.fr/item/1183493277}
}
Emch, Arnold. On the mapping of the quadruples of the involutorial $G_4$ in a plane upon a Steiner surface. Bull. Amer. Math. Soc., Tome 35 (1929) no. 6, pp. 381-390. http://gdmltest.u-ga.fr/item/1183493277/