TY - JOUR AU - Joshua Skinner AU - Anatoly Neishtadt TI - Unusual properties of adiabatic invariance in a billiard model related to the adiabatic Piston problem JO - Theoretical and applied mechanics PY - 2025 SP - 9 VL - 52 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.2298/TAM241121006S/ DO - 10.2298/TAM241121006S LA - en ID - 10_2298_TAM241121006S ER -