Leonov, Gennadiy A., and Tatyana A. Alexeeva. “The Estimates of Lyapunov Dimension in Attractors of Generalized Rossler Systems”. Vestnik of Saint Petersburg University. Mathematics. Mechanics. Astronomy, vol. 1, no. 4, Nov. 2014, pp. 544-50, https://math-mech-astr-journal.spbu.ru/article/view/11087.