TY - JOUR AU - A. Wittig AU - M. Berz TI - High period fixed points, stable and unstable manifolds, and chaos in accelerator transfer maps JO - Vestnik Sankt-Peterburgskogo universiteta. Prikladnaâ matematika, informatika, processy upravleniâ PY - 2014 SP - 93 EP - 110 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSPUI_2014_2_a9/ LA - en ID - VSPUI_2014_2_a9 ER -