@article{HHA_2006_8_1_a7,
     author = {Paul Balmer and Michel Matthey},
     title = {Codescent theory {II:} cofibrant approximations},
     journal = {Homology, homotopy, and applications},
     pages = {211--242},
     publisher = {mathdoc},
     volume = {8},
     number = {1},
     year = {2006},
     doi = {10.4310/HHA.2006.v8.n1.a7},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4310/HHA.2006.v8.n1.a7/}
}