00370nam a2200121Ia 4500082001700000100002000017245011800037260003400155300001000189490003900199500000500238700000500243  a513bV664.AD  aViennot, Gerard  aAlgebras de lie libres et monoides libres bases des algebres de lie libreset factorisations des monoides libresb  aBerlinbSpringer-Verlagc1978  a124p.  aLecture notes in Mathematicsv 691  a  a