@inproceedings{SAC-2011-SteigerHS,
	author        = "Robin Steiger and Willem Jan van Hoeve and Radoslaw Szymanek",
	booktitle     = "{Proceedings of the 26th Symposium on Applied Computing}",
	doi           = "10.1145/1982185.1982381",
	editor        = "William C. Chu and W. Eric Wong and Mathew J. Palakal and Chih-Cheng Hung",
	isbn          = "978-1-4503-0113-8",
	pages         = "893--900",
	publisher     = "{ACM}",
	title         = "{An efficient generic network flow constraint}",
	year          = 2011,
}