Evaluation of Novel Approaches to Software Engineering : 3rd and 4th International Conference, ENASE 2008 / 2009, Funchal, Madeira, Portugal, May 4-7, 2008 / Milan, Italy, May 9-10, 2009, Revised Selected Papers - Leszek A. Maciaszek, César González-Pérez, Stefan Jablonski ((Communications in Computer and Information Science))