@article{CRMATH_2004__338_9_667_0,
     author = {Hajac, Piotr M. and Khalkhali, Masoud and Rangipour, Bahram and Sommerh\"auser, Yorck},
     title = {Hopf-cyclic homology and cohomology with coefficients},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {667--672},
     publisher = {Elsevier},
     volume = {338},
     number = {9},
     year = {2004},
     doi = {10.1016/j.crma.2003.11.036},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2003.11.036/}
}