@article{GDZPPN002341603,
title = {A characterization of lines among Lipschitz graphs.},
journal = {Mathematische Annalen},
volume = {305},
year = {1996},
pages = {549-554},
zbl = {0841.42009},
url = {http://dml.mathdoc.fr/item/GDZPPN002341603}
}
Rosay, Jean-Pierre; Chevalier, Lucien. A characterization of lines among Lipschitz graphs.. Mathematische Annalen, Tome 305 (1996) pp. 549-554. http://gdmltest.u-ga.fr/item/GDZPPN002341603/