Voir la notice de l'article provenant de la source Math-Net.Ru
@article{TM_1999_224_a19, author = {M. M. Postnikov}, title = {Naturalness and {Totality} of {Cohomology} {Operations}}, journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova}, pages = {306--310}, publisher = {mathdoc}, volume = {224}, year = {1999}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TM_1999_224_a19/} }
M. M. Postnikov. Naturalness and Totality of Cohomology Operations. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Algebra. Topology. Differential equations and their applications, Tome 224 (1999), pp. 306-310. http://geodesic.mathdoc.fr/item/TM_1999_224_a19/