Hristova, D., Mashhadi, A., Quattrone, G. & Capra, L. (2012). Mapping Community Engagement with Urban Crowd-Sourcing. Proc. When the City Meets the Citizen Workshop (WCMCW), June, .

Knuth, D. E. (2011). Combinatorial Algorithms (Vol. 4A). Addison-Wesley Professional. ISBN: 0201038048

Pham, M., Klamma, R. & Jarke, M. (2011). Development of computer science disciplines: a social network analysis approach. Social Network Analysis and Mining, 1, 321--340. doi: 10.1007/s13278-011-0024-x

Ley, M. (2009). DBLP: some lessons learned. Proceedings of the VLDB Endowment, 2, 1493--1500.

MacKenzie, D. (2001). Mechanizing Proof:
mputing, Risk, and Trust
. The MIT Press. ISBN: 978-0-262-13393-7

Graham, R. L., Knuth, D. E.,, Patashnik, O. (1989). Concrete Mathematics: A Foundation for Computer Science. Reading: Addison-Wesley.

Turing, A. M. (1950). Computing Machinery and Intelligence. Mind, 59, 433--460.