Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1968__103_170887, author = {Karl-Heinz Helwig}, title = {\"Uber {Mutationen} von {Jordan-Algebren.}}, journal = {Mathematische Zeitschrift}, pages = {1--7}, publisher = {mathdoc}, volume = {103}, year = {1968}, language = {de}, url = {http://geodesic.mathdoc.fr/item/MZ_1968__103_170887/} }
Karl-Heinz Helwig. Über Mutationen von Jordan-Algebren.. Mathematische Zeitschrift, Tome 103 (1968), pp. 1-7. http://geodesic.mathdoc.fr/item/MZ_1968__103_170887/