Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{DCG_1993__10_2_131275, author = {G.M. Ziegler and N.E. Mn\"ev}, title = {Oriented {Matroids} with {Few} {Mutations.}}, journal = {Discrete & computational geometry}, pages = {251--270}, publisher = {mathdoc}, volume = {10}, number = {2}, year = {1993}, language = {en}, url = {http://geodesic.mathdoc.fr/item/DCG_1993__10_2_131275/} }
G.M. Ziegler; N.E. Mnëv. Oriented Matroids with Few Mutations.. Discrete & computational geometry, Tome 10 (1993) no. 2, pp. 251-270. http://geodesic.mathdoc.fr/item/DCG_1993__10_2_131275/