@article{GDZPPN002231379, title = {A note on Bochner type theorems for complete manifolds.}, journal = {Manuscripta mathematica}, volume = {67}, year = {1990}, pages = {261-266}, zbl = {0717.53024}, url = {http://dml.mathdoc.fr/item/GDZPPN002231379} }
Bérard, Pierre. A note on Bochner type theorems for complete manifolds.. Manuscripta mathematica, Tome 67 (1990) pp. 261-266. http://gdmltest.u-ga.fr/item/GDZPPN002231379/