1. Bakker, A.R., Mol, J.L. ‘Hopital Information Systems’ Effective Health Care, Vol. 1, Nr. 4; Elsevier Biomedical Press, Amsterdam, 1984
2. Griesser, G. et al. ‘Data protection in health information systems considerations and guidelines’ North Holland Publishing Company, Amsterdam, New York, Oxford, 1980. ISBN 0-444-86052-5
3. Louwerse, C.P., Bakker, A.R. ‘Technical requirements for hospital information systems’ Proc. Seminars Medinfo ‘83, O. Fokkens ed., pp. 83–90, North Holland Publishing Company, Amsterdam, 1983.
4. Bakker, A.R., ‘Hospital Information Systems, risks for failures and actions to be taken’ Proc. IFIP-working conference on hospital information systems, R.H. Shannon, ed. pp. 243–248, North Holland Publ. Comp., Amsterdam, 1979. ISBN 0-444-85341-3
5. Bakker, A.R., Louwerse, C.P., Kouwenberg, J.M.L. ‘Data integrity in an integrated Hospital Information System, practical experiences. Proc. Medinfo 83, J.H. van Bemmel et al., eds. pp. 959–962, North Holland Publishing Company, Amsterdam, 1983.