@article{BSMF_2001__129_1_1_0,
     author = {Virotte-Ducharme, Marguerite-Marie},
     title = {Sur certaines extensions de $\mathrm {SU}(n,4)$},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {1--31},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {129},
     number = {1},
     year = {2001},
     doi = {10.24033/bsmf.2385},
     mrnumber = {1871977},
     zbl = {1042.20021},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.2385/}
}