TY - JOUR AU - M. Chaperon TI - Singularities in Dynamics: A~Catastrophic Viewpoint JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2009 SP - 14 EP - 45 VL - 267 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_2009_267_a1/ LA - en ID - TM_2009_267_a1 ER -