TY - JOUR AU - Marek Grochowski TI - Local Controllability around Closed Orbits JO - Bulletin of the Polish Academy of Sciences. Mathematics PY - 2014 SP - 77 EP - 85 VL - 62 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ba62-1-8/ DO - 10.4064/ba62-1-8 LA - en ID - 10_4064_ba62_1_8 ER -