Rom Pinchasi. Gallai - Sylvester Theorem for Pairwise Intersecting Unit Circles. Discrete & Computational Geometry, 28(4):607-624, 2002. [doi]
@article{Pinchasi02:0,
title = {Gallai - Sylvester Theorem for Pairwise Intersecting Unit Circles},
author = {Rom Pinchasi},
year = {2002},
url = {http://link.springer.de/link/service/journals/00454/contents/02/2892/index.html},
researchr = {https://researchr.org/publication/Pinchasi02%3A0},
cites = {0},
citedby = {0},
journal = {Discrete & Computational Geometry},
volume = {28},
number = {4},
pages = {607-624},
}