Kahrs, M., & Hardy, A. (2021). Tymshare’s Changes to the Project Genie SDS-940 Operating System: A Historical Review. IEEE Annals of the History of Computing, 43(3), 57-67.Institute of Electrical and Electronics Engineers (IEEE). doi: 10.1109/mahc.2021.3099756.
Kahrs, M., & Hardy, A. (2021). Correction to “Tymshare's Changes to the Project Genie SDS-940 Operating System: A Historical Review”. IEEE Annals of the History of Computing, 43(4), 111.Institute of Electrical and Electronics Engineers (IEEE). doi: 10.1109/mahc.2021.3122032.