@article{MZ_1969__109_171122,
     author = {Michael J. Kallaher},
     title = {Projective {Planes} over {Bol} {Quasi-fields.}},
     journal = {Mathematische Zeitschrift},
     pages = {53--65},
     publisher = {mathdoc},
     volume = {109},
     year = {1969},
     zbl = {0174.23602},
     url = {http://geodesic.mathdoc.fr/item/MZ_1969__109_171122/}
}