@inproceedings{robles2005:evolution,,
 author     = {Gregorio Robles and Juan Jose Amor and Jesus M. Gonzalez-Barahona and Israel Herraiz},
 title      = {Evolution and Growth in Large Libre Software Projects},
 booktitle  = {Proceedings of the 8th International Workshop on Principles of Software Evolution (IWPSE)},
 year       = {2005},
 isbn       = {0-7695-2349-8},
 pages      = {165--174},
 doi        = {http://dx.doi.org/10.1109/IWPSE.2005.17},
 location   = {Lisbon, Portugal},
 publisher  = {IEEE Computer Society},
}