Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{ARM_2008__44_5_a13, author = {Vondra, Jan}, title = {Classification of principal connections naturally induced on $W^2PE$}, journal = {Archivum mathematicum}, pages = {535--547}, publisher = {mathdoc}, volume = {44}, number = {5}, year = {2008}, mrnumber = {2501583}, zbl = {1212.53040}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_2008__44_5_a13/} }
Vondra, Jan. Classification of principal connections naturally induced on $W^2PE$. Archivum mathematicum, Tome 44 (2008) no. 5, pp. 535-547. http://geodesic.mathdoc.fr/item/ARM_2008__44_5_a13/