Case study of convincing people to use Level 2 and 3 practices on a specific project. Laitinen, Mauri, and Mohamed E. Fayad. Surviving a Process Performance Crash. Communications of the ACM , vol. Microdynamics of Process Evolution.
Small things become important in process change.
Diaz, Michael, and Joseph Sligo. Describes Motorola approach to SPI in one division, and quantifies impact on quality, cycle time, and productivity as a function of maturity level of individual projects. Calculated ROI from SPI of 6.8, and describes how ROI was calculated. Approach to doing large-scale action planning following a full assessment. This Time the Voice of the Engineer Will Be Heard'.