The following publications are possibly variants of this publication:
- Revised Report on the Algorithmic Language ALGOL 68Adriaan van Wijngaarden, B. J. Mailloux, J. E. L. Peck, Cornelis H. A. Koster, Michel Sintzoff, C. H. Lindsey, Lambert G. L. T. Meertens, R. G. Fisker. ACTA, 5:1-236, 1975.
- Revised Report on the Algorithmic Language ALGOL 68A. van Wijngaarcien, B. J. Mailloux, J. E. L. Peck, C. H. A. Kostcr, Michel Sintzoff, C. H. Lindsey, Lambert G. L. T. Meertens, R. G. Fisker. SIGPLAN, 12(5):1-70, 1977. [doi]
- Report on the Algorithmic Language ALGOL 68A. van Wijngaarden, B.J. Mailloux, J.E.L. Peck, C.H.A. Koster. Numerische Mathematik, 14, 1969.
- Some Algol 68 SublanguagesC. H. Lindsey. algol 1971: 283-288
- Panel Discussion - Algol 68 SublanguagesGerhard Goos, Henry J. Bowlden, Paul Branquart, B. J. Mailloux, J. E. L. Peck, P. M. Woodward. algol 1971: 265-281