@article{Perrouin_2011,
    doi = {10.1007/s11219-011-9160-9},
    url = {https://doi.org/10.1007%2Fs11219-011-9160-9},
    year = {2011},
    month = {aug},
    publisher = {Springer Science and Business Media {LLC}},
    volume = {20},
    number = {3-4},
    pages = {605--643},
    author = {Gilles Perrouin and Sebastian Oster and Sagar Sen and Jacques Klein and Benoit Baudry and Yves le Traon},
    title = {Pairwise testing for software product lines: comparison of two approaches},
    journal = {Software Quality Journal}
}

@article{Perrouin_2011, doi = {10.1007/s11219-011-9160-9}, url = {https://doi.org/10.1007%2Fs11219-011-9160-9}, year = {2011}, month = {aug}, publisher = {Springer Science and Business Media {LLC}}, volume = {20}, number = {3-4}, pages = {605--643}, author = {Gilles Perrouin and Sebastian Oster and Sagar Sen and Jacques Klein and Benoit Baudry and Yves le Traon}, title = {Pairwise testing for software product lines: comparison of two approaches}, journal = {Software Quality Journal} }