@article{1206129957, author = {Yoshida, Toshio}, title = {Universal Wu classes}, journal = {Hiroshima Math. J.}, volume = {17}, number = {3}, year = {1987}, pages = { 489-493}, language = {en}, url = {http://dml.mathdoc.fr/item/1206129957} }
Yoshida, Toshio. Universal Wu classes. Hiroshima Math. J., Tome 17 (1987) no. 3, pp. 489-493. http://gdmltest.u-ga.fr/item/1206129957/