1. Coase’s Penguin, or, Linux and the Nature of the Firm.;Y.Benkler;The Yale Law Journal,2002
2. Bitzer, J., Schrettl, W., & Schroder, P. (2004.) Intrinsic Motivation in Open Source Software Development. Diskussionsbeitrage des Fachbereichs Wirtschaftswissenschafrt der freien Universitat Berlin (ISBN 3-935058-89-6).
3. The Kindness of Strangers: The Usefulness of Electronic Weak Ties for Technical Advice
4. The Transformation of Open Source Software.;B.Fitzgerald;Management Information Systems Quarterly,2006
5. Ghosh, R. A., Glott, R., Krieger, B., & Robles, G. (2002). Survey of Developers, Free/Libre and Open Source Software: Survey and Study (FLOSS Final Report). Maastricht, The Netherlands: University of Maastricht, International Institute of Infonomics. Retrieved from http://www.infonomics.nl/FLOSS/report/Final4.pdf