A note on the base change map for cohomology
Compositio Mathematica, Volume 27 (1973) no. 1, p. 25-38
@article{CM_1973__27_1_25_0,
     author = {Altman, Allen B. and Hoobler, Raymond T. and Kleiman, Steven},
     title = {A note on the base change map for cohomology},
     journal = {Compositio Mathematica},
     publisher = {Noordhoff International Publishing},
     volume = {27},
     number = {1},
     year = {1973},
     pages = {25-38},
     zbl = {0267.14001},
     mrnumber = {337971},
     language = {en},
     url = {http://www.numdam.org/item/CM_1973__27_1_25_0}
}
Altman, Allen B.; Hoobler, Raymond T.; Kleiman, Steven L. A note on the base change map for cohomology. Compositio Mathematica, Volume 27 (1973) no. 1, pp. 25-38. http://www.numdam.org/item/CM_1973__27_1_25_0/

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