Carrasco, D.; METZGER, R. J.; Morales, C.(2015). Topological entropy for set value maps. Discrete and continuous dynamical systems. Volumen: 20. (pp. 3461 - 3474).
METZGER, R. J.; Morales, C.; Lopez, A. M.(2018). Homoclinic orbits and entropy for three dimensional flows. Journal of Dynamics and differential equations. Volumen: 30. (pp. 799 - 805).
METZGER, R. J.(2008). Curso Básico de teoría de la Medida. LIMA. HOZLO-SMP.