D. Ehls, Open source project collapse-sources and patterns of failure, Proceedings of the 50th Hawaii International Conference on System Sciences, 2017.

S. Fellhofer, A. Harzl, and W. Slany, Scaling and internationalizing an agile foss project: Lessons learned, IFIP International Conference on Open Source Systems, pp.13-22, 2015.
URL : https://hal.archives-ouvertes.fr/hal-01320155

A. Harzl, Combining foss and kanban: An action research, IFIP International Conference on Open Source Systems, pp.71-84, 2016.
URL : https://hal.archives-ouvertes.fr/hal-01369052

L. Heppler, R. Eckert, and M. Stuermer, Who cares about my feature request?, IFIP International Conference on Open Source Systems, pp.85-96, 2016.
URL : https://hal.archives-ouvertes.fr/hal-01369054

T. Kilamo, I. Hammouda, T. Mikkonen, and T. Aaltonen, From proprietary to open source-growing an open source ecosystem, Journal of Systems and Software, vol.85, issue.7, pp.1467-1478, 2012.

M. Lacey, The scrum field guide: Practical advice for your first year, 2012.

J. Lerner and J. Tirole, Some simple economics of open source. The journal of industrial economics, vol.50, pp.197-234, 2002.

M. Müller, C. Schindler, and W. Slany, Engaging students in open source: Establishing foss development at a university, Proceedings of the 52nd Hawaii International Conference on System Sciences, 2019.

M. Müller, Agile challenges and chances for open source: Lessons learned from managing a floss project, 2018 IEEE Conference on Open Systems (ICOS), pp.1-6, 2018.

K. Nakakoji, Y. Yamamoto, Y. Nishinaka, K. Kishida, and Y. Ye, Evolution patterns of open-source software systems and communities, Proceedings of the international workshop on Principles of software evolution, pp.76-85, 2002.

R. Pichler, Agile product management with scrum: Creating products that customers love, 2010.

T. Rosén, Open Source Business Model : Balancing Customers and Community, p.26, 2008.

K. Schwaber, Agile project management with Scrum, 2004.

K. Schwaber and J. Sutherland, The scrum guide. Scrum Alliance, 2017.

W. Slany, K. K. Luhana, M. Müller, C. Schindler, and B. Spieler, Rock bottom, the world, the sky: Catrobat, an extremely large-scale and long-term visual coding project relying purely on smartphones, Constructionsim 2018, 2018.

H. S. Sverrisdottir, H. T. Ingason, and H. I. Jonasson, The role of the product owner in scrum-comparison between theory and practices, Procedia-Social and Behavioral Sciences, vol.119, pp.257-267, 2014.

J. West and S. O'mahony, Contrasting community building in sponsored and community founded open source projects, Proceedings of the 38th Annual Hawaii International Conference on System Sciences, pp.196-196, 2005.