The twisting index in semitoric systems
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- (2023) p. 1-46
The height invariant of a four-parameter semitoric system with two focus-focus singularities
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Symplectic classification of coupled angular momenta
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On the symplectic invariants of semitoric systems
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Antwerp, University of Antwerp, Faculty of Science, Department of Mathematics and Computer Science, 2019,206 p.
Taylor series and twisting-index invariants of coupled spin-oscillators
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