Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1961__76_169956, author = {Johannes Andr\'e}, title = {\"Uber {Parallelstrukturen.} {Teil} {III:} {Zentrale} {t-Strukturen.}}, journal = {Mathematische Zeitschrift}, pages = {240--256}, publisher = {mathdoc}, volume = {76}, year = {1961}, zbl = {0099.15401}, url = {http://geodesic.mathdoc.fr/item/MZ_1961__76_169956/} }
Johannes André. Über Parallelstrukturen. Teil III: Zentrale t-Strukturen.. Mathematische Zeitschrift, Tome 76 (1961), pp. 240-256. http://geodesic.mathdoc.fr/item/MZ_1961__76_169956/