@article{IM_1995__120_2_144277,
     author = {Christopher Deninger},
     title = {Higher order operations in {Deligne} cohomology.},
     journal = {Inventiones mathematicae},
     pages = {289--316},
     publisher = {mathdoc},
     volume = {120},
     number = {2},
     year = {1995},
     zbl = {0847.55014},
     url = {http://geodesic.mathdoc.fr/item/IM_1995__120_2_144277/}
}