E. C. Nelson

An algebraic theory for use in digital computer design

E. C. Nelson, 1954, Trans. I R E Prof. Group Electron. Comput..

Early Computing at Los Alamos

E. C. Nelson, Nick Metropolis, N. Metropolis, 1982, Annals of the History of Computing.

The XPL compiler generator system

James J. Horning, David B. Wortman, William M. McKeeman, 1968, AFIPS '68 (Fall, part I).