1. Kuvaja, P., and Bicego, A., BOOTSTRAP: Europe’s assessment method, IEEE Software, 1993, Vol. 10, Nr. 3, pp. 93–95
2. Kuvaja, P., Similä, J., Krzanik, L., Bicego, A., Koch, G., and Saukkonen, S., Software Process Assessment and Improvement. The BOOTSTRAP Approach, Blackwell Business, Oxford, UK, and Cambridge, MA 1994.
3. Humphrey, W. S., Managing the software process. Addison-Wesley Publishing Company Inc., Reading, Mass., 1989.
4. Paulk, M., et al. Capability Maturity Model for Software, Version 1.1, CMU/SEI-93-TR-24, Feb. 1993.
5. Paulk, M., et al. Key Practices of the Capability Maturity Model, Version 1.1, CMU/SEI-93-TR-25, Feb. 1993.