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Helly-type theorems for line transversals to disjoint unit balls Cheong, Otfried; Goaoc, Xavier; Holmsen, Andreas F; Petitjean, Sylvain, DISCRETE & COMPUTATIONAL GEOMETRY, v.39, pp.194 - 212, 2008-03 |
Lower bounds to Helly numbers of line transversals to disjoint congruent balls Cheong, Otfried; Goaoc, Xavier; Holmsen, Andreas, ISRAEL JOURNAL OF MATHEMATICS, v.190, no.1, pp.213 - 228, 2012-08 |
Some New Results on Geometric Transversals Cheong, Otfried; Goaoc, Xavier; Holmsen, Andreas F., DISCRETE & COMPUTATIONAL GEOMETRY, v.70, no.4, 2023-12 |
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