Proceedings of the 1999 Euroconference: on non-commutative geometry and Hopf algebras in field theory and particle physics : ISI Foundation, Villa Gualino, Torino, Italy, September 20-30, 1999 /
por: Euroconference on Non-Commutative Geometry and Hopf Algebras in Field Theory and Particle Physics (2nd : 1999 : Turin, Italy)
Publicado: (c2000.)
