@inproceedings{STOC-1970-Constable,
	author        = "Robert L. Constable",
	booktitle     = "{Proceedings of the Second Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800161.805143",
	pages         = "1--9",
	publisher     = "{ACM}",
	title         = "{On the Size of Programs in Subrecursive Formalisms}",
	year          = 1970,
}