@article{10_4064_fm_49_3_247_258,
     author = {K. Urbanik},
     title = {Absolute-valued algebras with an involution},
     journal = {Fundamenta Mathematicae},
     pages = {247--258},
     publisher = {mathdoc},
     volume = {49},
     number = {3},
     year = {1960},
     doi = {10.4064/fm-49-3-247-258},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-49-3-247-258/}
}