On Completely Recursively Enumerable Classes and Their Key Arrays. - H. Gordon Rice (J. Symb. Log., 1956)

Algorithm 68: augmentation. - H. Gordon Rice (Commun. ACM, 1961)

Two Families of Languages Related to ALGOL. - Seymour Ginsburg; H. Gordon Rice (J. ACM, 1962)

Recursion and iteration. - H. Gordon Rice (Commun. ACM, 1965)