e> A significant simplification of ef="module.php?name=Lexikon&file=search&eid=1&query=ALGOL 68">ALGOL 68. ["Revised Report on the Algorithmic Language ALGOL 68," A. Van Wijngaarden et al, Acta Informatica 5:1-236, 1975, also Springer 1976, and SIGPLAN Notices 12(5):1-70, May 1977]. (1995-05-03)