@article{CM_1988__65_1_3_0,
     author = {Schoen, Chad},
     title = {Hodge classes on self-products of a variety with an automorphism},
     journal = {Compositio Mathematica},
     pages = {3--32},
     publisher = {Kluwer Academic Publishers},
     volume = {65},
     number = {1},
     year = {1988},
     mrnumber = {930145},
     zbl = {0663.14006},
     language = {en},
     url = {http://www.numdam.org/item/CM_1988__65_1_3_0/}
}