Connes, Alain Max Planck Institute for Mathematics, Max Planck Society;
Marcolli, Matilde Max Planck Institute for Mathematics, Max Planck Society;
Connes, A., & Marcolli, M. (2007). Renormalization, the Riemann-Hilbert correspondence, and motivic Galois theory. In Frontiers in number theory, physics, and geometry II (pp. 617-713). Berlin [et al.]: Springer.