Ivonei Freitas da Silva, Paulo Anselmo da Mota Silveira Neto, Pádraig O Leary, Eduardo Santana de Almeida, Silvio Romero de Lemos Meira. Agile software product lines: a systematic mapping study. Software: Practice and Experience, 41(8):899-920, 2011. [doi]
Abstract is missing.