@article{1178227989,
author = {Roussos, Ioannis M.},
title = {The helicoidal surfaces as Bonnet surfaces},
journal = {Tohoku Math. J. (2)},
volume = {40},
number = {4},
year = {1988},
pages = { 485-490},
language = {en},
url = {http://dml.mathdoc.fr/item/1178227989}
}
Roussos, Ioannis M. The helicoidal surfaces as Bonnet surfaces. Tohoku Math. J. (2), Tome 40 (1988) no. 4, pp. 485-490. http://gdmltest.u-ga.fr/item/1178227989/