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	Francis A. Williams, Handling identifies as internal symbols in language processors, Communications of the ACM, v.2 n.6, p.21-24, June 1959  [doi>10.1145/368336.368352]
	2	Bernard A. Galler, Letters to the editor, Communications of the ACM, v.2 n.4, p.6-9, April 1959  [doi>10.1145/377939.377941]
	3	A. J. PERLIS, Official Notice on ALGOL Language, Communications ACM 2, No. 5 (May 1959), 1.
	4	Bernard A. Galler, Letters to the editor, Communications of the ACM, v.2 n.4, p.6-9, April 1959  [doi>10.1145/377939.377941]