@inproceedings{MSR-2014-RoblesGCCI,
	author        = "Gregorio Robles and Jesús M. González-Barahona and Carlos Cervigón and Andrea Capiluppi and Daniel Izquierdo-Cortazar",
	booktitle     = "{Proceedings of the 11th Working Conference on Mining Software Repositories}",
	doi           = "10.1145/2597073.2597107",
	isbn          = "978-1-4503-2863-0",
	pages         = "222--231",
	publisher     = "{ACM}",
	title         = "{Estimating development effort in Free/Open source software projects by mining software repositories: a case study of OpenStack}",
	year          = 2014,
}