1. L. Aversano, I. Pennino, M. Tortorella, Evaluating the quality of FREE/OPEN source project, in: INSTICC Evaluation of Novel Approaches to Software Engineering conferences – ENASE; INSTICC, 2010, pp. 186–191.
2. Evaluating the quality of free/open source systems: a case study;Aversano,2011
3. Applying EFFORT for evaluating CRM open source systems;Aversano,2011
4. Towards improving OSS products selection – matching selectors and OSS communities perspectives;Ayala,2011
5. Goal question metric approach;Basili,1994