@article{MZ_1973__130_171855,
     author = {Otto Bachmann},
     title = {\"Uber projektive {Ebenen} des {Lenz-Barlott-Typs} {I.3.}},
     journal = {Mathematische Zeitschrift},
     pages = {119--142},
     publisher = {mathdoc},
     volume = {130},
     year = {1973},
     zbl = {0238.50017},
     url = {http://geodesic.mathdoc.fr/item/MZ_1973__130_171855/}
}