@article{GDZPPN002059258,
title = {Canonical Vector Fields on Spheres.},
journal = {Commentarii mathematici Helvetici},
volume = {43},
year = {1968},
pages = {341-347},
zbl = {0175.20201},
url = {http://dml.mathdoc.fr/item/GDZPPN002059258}
}
Zvengrowski, P. Canonical Vector Fields on Spheres.. Commentarii mathematici Helvetici, Tome 43 (1968) pp. 341-347. http://gdmltest.u-ga.fr/item/GDZPPN002059258/