Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1890__35_157473, author = {Wiltheiss}, title = {Eine besondere {Art} von {Covarianten} bildender {Operation.}}, journal = {Mathematische Annalen}, pages = {433--450}, publisher = {mathdoc}, volume = {35}, year = {1890}, zbl = {21.0109.01}, url = {http://geodesic.mathdoc.fr/item/MAN_1890__35_157473/} }
Wiltheiss. Eine besondere Art von Covarianten bildender Operation.. Mathematische Annalen, Tome 35 (1890), pp. 433-450. http://geodesic.mathdoc.fr/item/MAN_1890__35_157473/