%0 Book Section %A Chenciner, Alain %T Perverse solutions of the planar $n$-body problem %B Geometric methods in dynamics (I) : Volume in honor of Jacob Palis %A Collectif %E de Melo, Wellington %E Viana, Marcelo %E Yoccoz, Jean-Christophe %S Astérisque %D 2003 %P 249-256 %N 286 %I Société mathématique de France %U http://www.numdam.org/item/AST_2003__286__249_0/ %G en %F AST_2003__286__249_0