@article{00591062,
title = {Theorems concerning certain special tensor fields on Riemannian manifolds and their applications.},
journal = {Publications de l'Institut Math\'ematique. Nouvelle S\'erie},
volume = {53(67)},
year = {1993},
pages = {115-121},
zbl = {0809.53019},
language = {en},
url = {http://dml.mathdoc.fr/item/00591062}
}
Konopka, Czesław. Theorems concerning certain special tensor fields on Riemannian manifolds and their applications.. Publications de l'Institut Mathématique. Nouvelle Série, Tome 53(67) (1993) pp. 115-121. http://gdmltest.u-ga.fr/item/00591062/