@article{BSMF_1982__110__429_0,
     author = {Brion, Michel},
     title = {Invariants de plusieurs formes binaires},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {429--445},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {110},
     year = {1982},
     doi = {10.24033/bsmf.1971},
     mrnumber = {85d:15037},
     zbl = {0508.14006},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.1971/}
}