@inproceedings{STOC-1981-Orlin,
	author        = "James B. Orlin",
	booktitle     = "{Proceedings of the 13th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800076.802475",
	pages         = "218--227",
	publisher     = "{ACM}",
	title         = "{The Complexity of Dynamic Languages and Dynamic Optimization Problems}",
	year          = 1981,
}