von Krogh, G.; Spaeth, S. & Lakhani, K. (2003), ‘Community, Joining, and Specialization in Open Source Software Innovation: A Case Study’, Research Policy 32(7), 1217-1241.

von Krogh, G.; Haefliger, S. & Spaeth, S. (2006),The Practice of Knowledge Reuse in Open Source Software: “Shifting the Creative Effort”, in ‘2006 Annual Meeting Best Paper Proceedings’, pp. TIM N1-N4.

von Krogh, G.; Haefliger, S. & Spaeth, S. (2003),’Collective Action and Innovation in Open Source Software Development: The Case of Freenet’, presented at Academy of Management 2003, Seattle.

von Krogh, G.; Spaeth, S. & Haefliger, S. (2005),Knowledge Reuse in open source software: An exploratory Study of 15 open source projects, in ‘Proceedings of the 38th Hawaii International Conference on System Sciences’, pp. 198–207.

von Krogh, G.; Spaeth, S. & Lakhani, K. (2005), ‘Letters to the Editor: Collaboration Rules’, Harvard Business Review 83(10), 150–151.

Haefliger, S. & Spaeth, S. (2003),’Free Ridership in Open Source’, unpublished working paper.

Kugler, P. & Spaeth, S. (2001), ‘The Best Things in the Net are Free?’, Mitteilungen – St.Galler Zentrum für Zukunftsforschung 26(3), 1-11.

Spaeth, S. (2005),’Coordination in Open Source Projects: A Social Network Analysis Using CVS Data’, doctoral dissertation.

Spaeth, S. (2003),’Logistics at NCC’, Master’s thesis, Technical University Linköping, Sweden.

Spaeth, S. (2003),’Decision-Making in Open Source Projects’, proposal for the Doctoral thesis.

Spaeth, S.; Haefliger, S.; von Krogh, G. & Birgit, R. (2006),’Communal Resources in Open Source Software Development, ”EGOS Colloquium 2006′, Bergen, Norway.

Spaeth, S.; Stuermer, M.; Haefliger, S. & Kroghvon Krogh, G. (2007),’Sampling in Open Source Software Development: The case for using the Debian GNU/Linux Distribution, ”HAWAII INTERNATIONAL CONFERENCE ON SYSTEM SCIENCES’, Hawaii.