J. W. Backus et al.; edited by Peter Naur. Revised Report on the Algorithmic Language ALGOL 60.

J. W. Backus, F. L. Bauer, J. Green, C. Katz, J. McCarthy, P. Naur, A. J. Perlis, H. Rutishauser, K. Samelson, B. Vauquois, J. H. Wegstein, A. van Wijngaarden, M. Woodger; edited by Peter Naur. Revised Report on the Algorithmic Language ALGOL 60. Communications of the ACM, Volume 6, Number 1 (January 1963), pages 1-17

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