@article{10_37236_2037,
     author = {Sergey Bereg and Mikio Kano},
     title = {Balanced line for a 3-colored point set in the plane},
     journal = {The electronic journal of combinatorics},
     year = {2012},
     volume = {19},
     number = {1},
     doi = {10.37236/2037},
     zbl = {1246.52011},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/2037/}
}