Note: OCR errors may be found in this Reference List extracted from the full text article. ACM has opted to expose the complete List rather than only correct and linked references.

	1	John Backus, Can programming be liberated from the von Neumann style?: a functional style and its algebra of programs, Communications of the ACM, v.21 n.8, p.613-641, Aug. 1978  [doi>10.1145/359576.359579]
	2	A.Chiarini-Letter to SIGPLAN Notices March,1980.
	3	A.Chiorini-BACKUS-FP Un sistema per la programmazione funzionale CNEN Report (in press).