1. Design and implementation of a clinical data management system;Greenes;Comp. Biomed. Res.,1969
2. N. Justice, G.O. Barnett, R.S. Lurie and W. Cass, Development and implementation of a medical/management information system at the Harvard Community Health Plan, Proc. of 1974 National Computer Conference pp. 159–165, (AFIPS Press)
3. Proceedings of 1973 MUMPS Users' Group meeting, St. Louis, Missouri.
4. Proceedings of the 1974 MUMPS Users' Group meeting, Denver, Colorado.
5. MUMPS Language Standard,1975