Raymond, Louis; Bergeron, Francois: Project management information systems – An empirical study of their impact on project managers and project success; in: International Journal of Project Management, Vol. 26 (2008), pp. 213-220.
To make a long article short: Project management information systems (PMIS) have a positive impact on project managers and project success. The cause-effect-chain is as follows: PMIS Quality –> PMIS Information Quality –> PMIS Useage –> Project Manager –> Project Success.