@article{MOMA_1961__65_177129,
     author = {Hans Hornich},
     title = {Eine zusammenh\"angende {Ebene} ohne nichtgerade {Kurven.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {233--235},
     publisher = {mathdoc},
     volume = {65},
     year = {1961},
     zbl = {0122.34601},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1961__65_177129/}
}