[1] Polymath11. https://gowers.wordpress.com/2016/01/21/frankls-union-closed-conjecture-a-possible-polymath-project/.
[2] Ryan Alweiss, Brice Huang, and Mark Sellke. Improved lower bound for the union-closed sets conjecture. arXiv preprint arXiv:2211.11731, 2022.
[3] Igor Balla, Béla Bollobás, and Tom Eccles. Union-closed families of sets. Journal of Combinatorial Theory, Series A, 120(3):531–544, 2013.
[4] Henning Bruhn and Oliver Schaudt. The journey of the union-closed sets conjecture. Graphs and Combinatorics, 31(6):2043–2074, 2015.
[5] Zachary Chase and Shachar Lovett. Approximate union closed conjecture. arXiv preprint arXiv:2211.11689, 2022.
[6] Thomas M Cover and A Thomas Joy. Elements of information theory. John Wiley & Sons, 1999.
[7] David Ellis. Note: a counterexample to a conjecture of gilmer which would imply the union-closed conjecture. arXiv preprint arXiv:2211.12401, 2022.
[8] P Frankl. Extremal set systems. Handbook of combinatorics, 2:1293–1329, 1995.
[9] Ilan Karpas. Two results on union-closed families. arXiv preprint arXiv:1708.01434, 2017.
[10] Emanuel Knill. Graph generated union-closed families of sets. arXiv preprint math/9409215, 1994.
[11] Will Sawin. An improved lower bound for the union-closed set conjecture. arXiv preprint arXiv:2211.11504, 2022.
[12] Piotr Wójcik. Union-closed families of sets. Discrete Mathematics, 199(1-3):173–182, 1999.