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@article{MZ_1968__105_170975, author = {Heinrich Matzinger}, title = {Another {Characterization} of the {Classical} {Fields.}}, journal = {Mathematische Zeitschrift}, pages = {173--176}, publisher = {mathdoc}, volume = {105}, year = {1968}, zbl = {0165.05404}, url = {http://geodesic.mathdoc.fr/item/MZ_1968__105_170975/} }
Heinrich Matzinger. Another Characterization of the Classical Fields.. Mathematische Zeitschrift, Tome 105 (1968), pp. 173-176. http://geodesic.mathdoc.fr/item/MZ_1968__105_170975/