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"The First Birkhoff Coefficient and the Stability of 2-Periodic Orbits on ..."
Sylvie Oliffson Kamphorst, Sônia Pinto-de-Carvalho (2005)
- Sylvie Oliffson Kamphorst
, Sônia Pinto-de-Carvalho:
The First Birkhoff Coefficient and the Stability of 2-Periodic Orbits on Billiards. Exp. Math. 14(3): 299-306 (2005)
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