Sergiu Bursuc Hubert Comon-Lundh Stéphanie Delaune Deducibility Constraints, Equational Theory and Electronic Money. 196-212 2007 conf/birthday/2007jouannaud Rewriting, Computation and Proof http://dx.doi.org/10.1007/978-3-540-73147-4_10 db/conf/birthday/jouannaud2007.html#BursucCD07