@article{IM_1971__15_142129,
     author = {Pierre Deligne},
     title = {La conjecture de {Weil} pour les surfaces {K3.}},
     journal = {Inventiones mathematicae},
     pages = {206--226},
     publisher = {mathdoc},
     volume = {15},
     year = {1971},
     zbl = {0219.14022},
     url = {http://geodesic.mathdoc.fr/item/IM_1971__15_142129/}
}