@article{1183502011,
author = {Gentry, Frank C.},
title = {Cremona involutions determined by a pencil of surfaces},
journal = {Bull. Amer. Math. Soc.},
volume = {45},
number = {11},
year = {1939},
pages = { 614-622},
language = {en},
url = {http://dml.mathdoc.fr/item/1183502011}
}
Gentry, Frank C. Cremona involutions determined by a pencil of surfaces. Bull. Amer. Math. Soc., Tome 45 (1939) no. 11, pp. 614-622. http://gdmltest.u-ga.fr/item/1183502011/