@article{ARM_1980__16_4_a3,
     author = {Krupka, Demeter},
     title = {A remark on algebraic identities for the covariant derivative of the curvature tensor},
     journal = {Archivum mathematicum},
     pages = {205--212},
     publisher = {mathdoc},
     volume = {16},
     number = {4},
     year = {1980},
     mrnumber = {594467},
     zbl = {0453.53012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1980__16_4_a3/}
}