One method for designing speed independent logic for a control - Robert E. Swartwout (SWCT, 1961)

Further Studies in Speed-Independent Logic for a Control - Robert E. Swartwout (1963)

New techniques for designing speed independent control logic - Robert E. Swartwout (SWCT, 1964)

Equivalence and Transformations for Post Multivalued Algebras. - Roy S. Nutter Jr.; Robert E. Swartwout; David C. Rine (IEEE Trans. Computers, 1974)

B74-9 Digital Computer Fundamentals. - Robert E. Swartwout (IEEE Trans. Computers, 1974)