@article{IM_1987__90_143510,
     author = {E. Christensen and E.G. Effros},
     title = {Completely bounded multilinear maps and {C*-algebraic} cohomology.},
     journal = {Inventiones mathematicae},
     pages = {279--296},
     publisher = {mathdoc},
     volume = {90},
     year = {1987},
     zbl = {0646.46052},
     url = {http://geodesic.mathdoc.fr/item/IM_1987__90_143510/}
}