@inproceedings{PLEASE-2015-CalefatoNLL,
	acmid         = "2820660",
	author        = "Fabio Calefato and Roberto De Nicolo and Filippo Lanubile and Fabrizio Lippolis",
	booktitle     = "{Proceedings of the Fifth International Workshop on Product LinE Approaches in Software Engineering}",
	doi           = "10.1109/PLEASE.2015.9",
	isbn          = "978-1-4673-7061-5",
	pages         = "3--6",
	publisher     = "{IEEE}",
	title         = "{Product Line Engineering for NGO Projects}",
	year          = 2015,
}