@article{DCG_1988__3_1-2_131039,
     author = {J.P. Roudneff},
     title = {Arrangements of {Lines} with a {Minimum} {Number} of {Triangles} {Are} {Simple.}},
     journal = {Discrete & computational geometry},
     pages = {97--102},
     publisher = {mathdoc},
     volume = {3},
     number = {1-2},
     year = {1988},
     zbl = {0639.52007},
     url = {http://geodesic.mathdoc.fr/item/DCG_1988__3_1-2_131039/}
}