@article{MM2_1983__42_154936,
     author = {Erich Backes},
     title = {Geometric application of {Euclidean} {Jordan} {Triple} {Systems.}},
     journal = {Manuscripta mathematica},
     pages = {265--272},
     publisher = {mathdoc},
     volume = {42},
     year = {1983},
     zbl = {0522.53047},
     url = {http://geodesic.mathdoc.fr/item/MM2_1983__42_154936/}
}