The GM multiple console time sharing system. - R. R. Brown; James L. Elshoff; Mitchel R. Ward (ACM SIGOPS Oper. Syst. Rev., 1975)

The MCTS Operating System. - James L. Elshoff; Mitchel R. Ward (ACM SIGOPS Oper. Syst. Rev., 1976)

A Simple Approach to Operating System Generation and Initialization. - Mitchel R. Ward (ACM SIGOPS Oper. Syst. Rev., 1976)