Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{CMH_1952__26_139051, author = {M. Pinl}, title = {Isotrope {Vektoren} im erweiterten {Hermiteschen} {Raum.}}, journal = {Commentarii mathematici Helvetici}, pages = {323--327}, publisher = {mathdoc}, volume = {26}, year = {1952}, zbl = {0047.40102}, url = {http://geodesic.mathdoc.fr/item/CMH_1952__26_139051/} }
M. Pinl. Isotrope Vektoren im erweiterten Hermiteschen Raum.. Commentarii mathematici Helvetici, Tome 26 (1952), pp. 323-327. http://geodesic.mathdoc.fr/item/CMH_1952__26_139051/