Alexandre E. Hartl Hartl, A. E., Miller, B. N., & Mazzoleni, A. P. (2013). Dynamics of a dissipative, inelastic gravitational billiard. PHYSICAL REVIEW E, 87(3). https://doi.org/10.1103/physreve.87.032901 Hartl, A. E., & Mazzoleni, A. P. (2012). Terrain modeling and simulation of a tumbleweed rover traversing martian rock fields. Journal of Spacecraft and Rockets, 49(2), 401–412. https://doi.org/10.2514/1.57903 Hartl, A. E., Miller, B. N., & Mazzoleni, A. P. (2011). Dynamic modeling and simulation of a real world billiard. PHYSICS LETTERS A, 375(42), 3682–3686. https://doi.org/10.1016/j.physleta.2011.08.038 Hartl, A. E., & Mazzoleni, A. P. (2010). Dynamic Modeling of a Wind-Driven Tumbleweed Rover Including Atmospheric Effects. JOURNAL OF SPACECRAFT AND ROCKETS, 47(3), 493–502. https://doi.org/10.2514/1.45174 Hartl, A. E., & Mazzoleni, A. P. (2008). Parametric study of spherical rovers crossing a valley. JOURNAL OF GUIDANCE CONTROL AND DYNAMICS, 31(3), 775–779. https://doi.org/10.2514/1.33932