@article{AIF_2003__53_1_193_0,
     author = {Bertram, Wolfgang},
     title = {The geometry of null systems, {Jordan} algebras and von {Staudt's} theorem},
     journal = {Annales de l'Institut Fourier},
     pages = {193--225},
     publisher = {Association des Annales de l{\textquoteright}institut Fourier},
     volume = {53},
     number = {1},
     year = {2003},
     doi = {10.5802/aif.1942},
     zbl = {1038.17023},
     mrnumber = {1973071},
     language = {en},
     url = {https://aif.centre-mersenne.org/articles/10.5802/aif.1942/}
}