Egorov theorems and equidistribution of eigenfunctions for the quantized sawtooth and Baker maps S. De Bièvre, M. Degli Esposti (1998) Annales de l'I.H.P. Physique théorique
Electromagnetic dynamical systems. Udrişte, Constantin, Udrişte, Aneta (1997) Balkan Journal of Geometry and its Applications (BJGA)
Estimates of topological entropy of continuous maps with applications. Yang, Xiao-Song, Bai, Xiaoming (2006) Discrete Dynamics in Nature and Society