Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{CMH_1977__52_139706, author = {Walter Baur and Herbert Gross}, title = {Strange inner product spaces.}, journal = {Commentarii mathematici Helvetici}, pages = {491--496}, publisher = {mathdoc}, volume = {52}, year = {1977}, zbl = {0409.46023}, url = {http://geodesic.mathdoc.fr/item/CMH_1977__52_139706/} }
Walter Baur; Herbert Gross. Strange inner product spaces.. Commentarii mathematici Helvetici, Tome 52 (1977), pp. 491-496. http://geodesic.mathdoc.fr/item/CMH_1977__52_139706/