Lino Demasi, Bojan Mohar. 2, 4 minors. In Piotr Indyk, editor, Proceedings of the Twenty-Sixth Annual ACM-SIAM Symposium on Discrete Algorithms, SODA 2015, San Diego, CA, USA, January 4-6, 2015. pages 1728-1742, SIAM, 2015. [doi]
Abstract is missing.