@incollection{SB_1971-1972__14__21_0,
     author = {Brieskorn, Egbert},
     title = {Sur les groupes de tresses},
     booktitle = {S\'eminaire Bourbaki : vol. 1971/72, expos\'es 400-417},
     series = {S\'eminaire Bourbaki},
     note = {talk:401},
     pages = {21--44},
     publisher = {Springer-Verlag},
     number = {14},
     year = {1973},
     mrnumber = {422674},
     zbl = {0277.55003},
     language = {fr},
     url = {http://archive.numdam.org/item/SB_1971-1972__14__21_0/}
}