A. V. Tsiganov, “Change of the time for the periodic Toda lattices and natural systems on the plane with higher order integrals of motion”, Regul. Chaot. Dyn., 14, no. 4-5, 2009, 541
Primitivo B. Acosta-Humánez, “Nonautonomous Hamiltonian Systems and Morales–Ramis Theory I. The Case $\ddot{x}=f(x,t)$”, SIAM J. Appl. Dyn. Syst., 8, no. 1, 2009, 279
Maciej Błaszak, Krzysztof Marciniak, “On Reciprocal Equivalence of Stäckel Systems”, Stud Appl Math, 129, no. 1, 2012, 26
Artur Sergyeyev, Maciej Błaszak, “Generalized Stäckel transform and reciprocal transformations for finite-dimensional integrable systems”, J. Phys. A: Math. Theor., 41, no. 10, 2008, 105205
Tatsuya Kai, “Modeling and Passivity Analysis of Nonholonomic Hamiltonian Systems with Time-varying Affine Constraints”, IFAC Proceedings Volumes, 44, no. 1, 2011, 13462
A.V. Tsiganov, “Transformation of the Stäckel matrices preserving superintegrability”, Journal of Mathematical Physics, 60, no. 4, 2019, 042701
A. V. Tsiganov, 273, Recent Developments in Integrable Systems and Related Topics of Mathematical Physics, 2018, 47
A V Tsiganov, “Properties of the canonical transformations of the time for the Toda lattice and the Henon-Heiles system”, J. Phys. A: Math. Gen., 33, no. 26, 2000, 4825