Maturity, models, and goals: How to build a metrics plan.

Shari Lawrence Pfleeger Maturity, models, and goals: How to build a metrics plan. 143-155 1995 31 Journal of Systems and Software 2 http://dx.doi.org/10.1016/0164-1212(94)00094-4 db/journals/jss/jss31.html#Pfleeger95