@article{GDZPPN000365807,
title = {A Gallai-Type Transversal Problem in the Plane.},
journal = {Discrete \& computational geometry},
volume = {10},
year = {1993},
pages = {203-214},
zbl = {0772.52002},
url = {http://dml.mathdoc.fr/item/GDZPPN000365807}
}
Eckhoff, J. A Gallai-Type Transversal Problem in the Plane.. Discrete & computational geometry, Tome 10 (1993) pp. 203-214. http://gdmltest.u-ga.fr/item/GDZPPN000365807/