%0 Journal Article %A Boris A. Percino-Figueroa %T Null Angular Momentum and Weak KAM Solutions of the Newtonian $N$-Body Problem %J Symmetry, integrability and geometry: methods and applications %D 2017 %V 13 %U http://geodesic.mathdoc.fr/item/SIGMA_2017_13_a67/ %G en %F SIGMA_2017_13_a67