1. Ulf Asklund. Identifying Conflicts During Structural Merge. In Proceedings of the Nordic Workshop on Programming Environment Research. Lund, Sweden. June 1–3, 1994.
2. Dave St. Clair: Continuus/CM vs. ClearCase, URL: http://sunsite.icm.edu.pl/sunworldonline/swol-07-1995/swol-07-cm.html, SunWorld Online, 1995.
3. http://www.atria.com/products/clearcase.html
4. Per Cederqvist. Version Management with CVS. Available from Signum Support AB, Linköping, Sweden. 1993.
5. http://www.continuus.com