@article{ARM_2006_42_5_a4,
     author = {Bla\v{z}i\'c, N. and Gilkey, P. and Nik\v{c}evi\'c, S. and Simon, U.},
     title = {Algebraic theory of affine curvature tensors},
     journal = {Archivum mathematicum},
     pages = {147--168},
     year = {2006},
     volume = {42},
     number = {5},
     mrnumber = {2322404},
     zbl = {1164.53320},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_2006_42_5_a4/}
}