Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{CMH_1976__51_139656, author = {Michael N. Dyer}, title = {Projective k-invariants}, journal = {Commentarii mathematici Helvetici}, pages = {259--278}, publisher = {mathdoc}, volume = {51}, year = {1976}, zbl = {0329.55009}, url = {http://geodesic.mathdoc.fr/item/CMH_1976__51_139656/} }
Michael N. Dyer. Projective k-invariants. Commentarii mathematici Helvetici, Tome 51 (1976), pp. 259-278. http://geodesic.mathdoc.fr/item/CMH_1976__51_139656/