A note on the rotationally symmetric SO(4) Euler rigid body. Falqui, Gregorio — 2007 SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
Limits of Gaudin systems: classical and quantum cases. Chervov, Alexander; Falqui, Gregorio; Rybnikov, Leonid — 2009 SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]