Joseph Buchta Maksym Petrenko Denys Poshyvanyk Václav Rajlich Teaching Evolution of Open-Source Projects in Software Engineering Courses. 136-144 2006 conf/icsm/2006 ICSM http://doi.ieeecomputersociety.org/10.1109/ICSM.2006.66 db/conf/icsm/icsm2006.html#BuchtaPPR06