Ol'shanskii V.Yu., “Construction of Linear Invariant Relations of Kirchhoff Equations”, Mech. Sol., 54:1 (2019), 70–80
Borisov A. Mamaev I., “Rigid Body Dynamics”, Rigid Body Dynamics, de Gruyter Studies in Mathematical Physics, 52, Walter de Gruyter Gmbh, 2019, 1–520
I. A. Bizyaev, A. V. Borisov, I. S. Mamaev, “Generalizations of the Kovalevskaya case and quaternions”, Proc. Steklov Inst. Math., 295 (2016), 33–44
V. Yu. Ol'shanskii, “Linear invariant relations of Kirchhoff's equations”, Journal of Applied Mathematics and Mechanics, 79:4 (2015), 334
Mikhail P. Kharlamov, “Extensions of the Appelrot Classes for the Generalized Gyrostat in a Double Force Field”, Regul. Chaotic Dyn., 19:2 (2014), 226–244
I V Komarov, V V Sokolov, A V Tsiganov, “Poisson maps and integrable deformations of the Kowalevski top”, J. Phys. A: Math. Gen., 36:29 (2003), 8035