Tamal K. Dey, Anil N. Hirani, Bala Krishnamoorthy. Optimal homologous cycles, total unimodularity, and linear programming. In Leonard J. Schulman, editor, Proceedings of the 42nd ACM Symposium on Theory of Computing, STOC 2010, Cambridge, Massachusetts, USA, 5-8 June 2010. pages 221-230, ACM, 2010. [doi]
Abstract is missing.