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@article{DCG_1989__4_6_131073, author = {N. Alon and M. Katchalski and W.R. Pulleyblank}, title = {Cutting {Disjoint} {Disks} by {Straight} {Lines.}}, journal = {Discrete & computational geometry}, pages = {239--244}, publisher = {mathdoc}, volume = {4}, number = {6}, year = {1989}, zbl = {0719.52006}, url = {http://geodesic.mathdoc.fr/item/DCG_1989__4_6_131073/} }
N. Alon; M. Katchalski; W.R. Pulleyblank. Cutting Disjoint Disks by Straight Lines.. Discrete & computational geometry, Tome 4 (1989) no. 6, pp. 239-244. http://geodesic.mathdoc.fr/item/DCG_1989__4_6_131073/