Ebrahimi-Fard, Kurusch Max Planck Institute for Mathematics, Max Planck Society;
Ebrahimi-Fard, K., Cariñene, J. F., Figueroa, H., & Gracia-Bondía, J. M. (2007). Hopf algebras in dynamical systems theory. International Journal of Geometric Methods in Modern Physics, 4(4), 577-646. doi:10.1142/S0219887807002211.