The independence of certain operations on semiAFLs Ronald V. Book; Sheila A. Greibach — 1978 RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications
On the robustness of ALMOST- ℛ Ronald V. Book; Elvira Mayordomo — 1996 RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications
Reducibilities on tally and sparse sets Shouwen Tang; Ronald V. Book — 1991 RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications
On expressing commutativity by finite Church-Rosser presentations : a note on commutative monoids Jürgen Avenhaus; Ronald V. Book; Craig C. Squier — 1984 RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications