@article{1077379295,
author = {Goldberg, Samuel I. and Yano, Kentaro},
title = {Manifolds admitting a non-homothetic conformal transformation},
journal = {Duke Math. J.},
volume = {37},
number = {1},
year = {1970},
pages = { 655-670},
language = {en},
url = {http://dml.mathdoc.fr/item/1077379295}
}
Goldberg, Samuel I.; Yano, Kentaro. Manifolds admitting a non-homothetic conformal transformation. Duke Math. J., Tome 37 (1970) no. 1, pp. 655-670. http://gdmltest.u-ga.fr/item/1077379295/