Yu A Grigoryev, A V Tsiganov, “Separation of variables for the generalized Henon–Heiles system and system with quartic potential”, J. Phys. A: Math. Theor., 44, № 25, 2011, 255202
Andrey V. Tsiganov, “Killing tensors with nonvanishing Haantjes torsion and integrable systems”, Regul. Chaot. Dyn., 20, № 4, 2015, 463
A. V. Tsiganov, “The Stäckel systems and algebraic curves”, Journal of Mathematical Physics, 40, № 1, 1999, 279
W. Sarlet, A. Ramos, “Adjoint symmetries, separability, and volume forms”, Journal of Mathematical Physics, 41, № 5, 2000, 2877
Андрей Владимирович Цыганов, Andrey Vladimirovich Tsiganov, “Однородные системы типа систем Штеккеля”, ТМФ, 115, № 1, 1998, 3
A. V. Tsiganov, “New variables of separation for particular case of the Kowalevski top”, Regul. Chaot. Dyn., 15, № 6, 2010, 659
Max Karlovini, Kjell Rosquist, “A unified treatment of cubic invariants at fixed and arbitrary energy”, Journal of Mathematical Physics, 41, № 1, 2000, 370
Андрей Владимирович Цыганов, Andrey Vladimirovich Tsiganov, “О бигамильтоновых системах натурального вида”, ТМФ, 149, № 2, 2006, 161
W. Sarlet, R. Sahadevan, F. Cantrijn, “Symmetries, separability and volume forms”, Journal of Mathematical Physics, 39, № 11, 1998, 5908
José F Cariñena, Manuel F Rañada, Mariano Santander, Murugaian Senthilvelan, “A non-linear oscillator with quasi-harmonic behaviour: two- andn-dimensional oscillators”, Nonlinearity, 17, № 5, 2004, 1941