@article{1183500409,
author = {Williams, A. R.},
title = {Birational transformations in 4-space and 5-space},
journal = {Bull. Amer. Math. Soc.},
volume = {44},
number = {11},
year = {1938},
pages = { 272-278},
language = {en},
url = {http://dml.mathdoc.fr/item/1183500409}
}
Williams, A. R. Birational transformations in 4-space and 5-space. Bull. Amer. Math. Soc., Tome 44 (1938) no. 11, pp. 272-278. http://gdmltest.u-ga.fr/item/1183500409/