@article{JRAM_1961__207_150480,
     author = {Walter Benz},
     title = {\"Uber {Winkel-} und {Transitivit\"atseigenschaften} in {Kreisebenen.} {II.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {1--15},
     publisher = {mathdoc},
     volume = {207},
     year = {1961},
     zbl = {0100.15602},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1961__207_150480/}
}