@article{BSMF_1998__126_3_407_0,
     author = {Fresse, Beno{\^\i}t},
     title = {Alg\`ebre des descentes et cogroupes dans les alg\`ebres sur une op\'erade},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {407--433},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {126},
     number = {3},
     year = {1998},
     doi = {10.24033/bsmf.2331},
     mrnumber = {2000c:16049},
     zbl = {0940.18004},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.2331/}
}