@article{1230130934,
author = {E. GREENE, Robert and SHIOHAMA, Katsuhiro},
title = {The isometry groups of manifolds admitting nonconstant convex functions},
journal = {J. Math. Soc. Japan},
volume = {39},
number = {4},
year = {1987},
pages = { 1-16},
language = {en},
url = {http://dml.mathdoc.fr/item/1230130934}
}
E. GREENE, Robert; SHIOHAMA, Katsuhiro. The isometry groups of manifolds admitting nonconstant convex functions. J. Math. Soc. Japan, Tome 39 (1987) no. 4, pp. 1-16. http://gdmltest.u-ga.fr/item/1230130934/