@article{10_1007_s10587_016_0247_0,
     author = {Zhai, Xiaorui and Zhang, Chunxia},
     title = {Cartan-Eilenberg projective, injective and flat complexes},
     journal = {Czechoslovak Mathematical Journal},
     pages = {151--167},
     publisher = {mathdoc},
     volume = {66},
     number = {1},
     year = {2016},
     doi = {10.1007/s10587-016-0247-0},
     mrnumber = {3483230},
     zbl = {06587881},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1007/s10587-016-0247-0/}
}