A Survey on Firms’ Participation in Open Source Community Projects. In: OSS2009: Open Source Ecosystems: Diverse Communities Interacting (IFIP 2.13). Springer; 2009. p. 225-36. (IFIP Advances in Information and Communication Technology ). Abstract
A Framework for Evaluating Managerial Styles in Open Source Projects. In: OSS2008: Open Source Development, Communities and Quality (IFIP 2.13). Vol 275/2008. Springer; 2008. p. 1-14. (IFIP International Federation for Information Processing; vol 275/2008). Abstract