@article{MZ_1961__77_169983,
     author = {F. Hirzebruch and M.F. Atiyah},
     title = {Cohomologie-Operationen und charakteristische {Klassen.}},
     journal = {Mathematische Zeitschrift},
     pages = {149--187},
     publisher = {mathdoc},
     volume = {77},
     year = {1961},
     zbl = {0109.16002},
     url = {http://geodesic.mathdoc.fr/item/MZ_1961__77_169983/}
}