The following publications are possibly variants of this publication:
- Every Large Point Set contains Many Collinear Points or an Empty PentagonZachary Abel, Brad Ballinger, Prosenjit Bose, Sébastien Collette, Vida Dujmovic, Ferran Hurtado, Scott D. Kominers, Stefan Langerman, Attila Pór, David R. Wood. cccg 2009: 99-102 [doi]
- Empty Pentagons in Point Sets with CollinearitiesJános Barát, Vida Dujmovic, Gwenaël Joret, Michael S. Payne, Ludmila Scharf, Daria Schymura, Pavel Valtr, David R. Wood. siamdm, 29(1):198-209, 2015. [doi]
- Every Collinear Set in a Planar Graph Is FreeVida Dujmovic, Fabrizio Frati, Daniel Gonçalves, Pat Morin, Günter Rote. soda 2019: 1521-1538 [doi]
- Every Collinear Set in a Planar Graph is FreeVida Dujmovic, Fabrizio Frati, Daniel Gonçalves 0001, Pat Morin, Günter Rote. dcg, 65(4):999-1027, 2021. [doi]