@inproceedings{STOC-2000-RothemundW,
	author        = "Paul W. K. Rothemund and Erik Winfree",
	booktitle     = "{Proceedings of the 32nd Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/335305.335358",
	isbn          = "1-58113-184-4",
	pages         = "459--468",
	publisher     = "{ACM}",
	title         = "{The program-size complexity of self-assembled squares}",
	year          = 2000,
}