@article{CMH_1960__34_139195,
     author = {Raoul Bott},
     title = {A {Note} on the {SAMELSON} {Product} in the {Classical} {Groups.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {249--256},
     publisher = {mathdoc},
     volume = {34},
     year = {1960},
     zbl = {0094.01503},
     url = {http://geodesic.mathdoc.fr/item/CMH_1960__34_139195/}
}