Henri Poincaré 2012, Vol. 8, No. 3, pp. 653-672 Author(s): Darboux G. Citation: Darboux G., Henri Poincaré, Rus. J. Nonlin. Dyn., 2012, Vol. 8, No. 3, pp. 653-672 DOI:10.20537/nd1203018 Download File PDF, 379.72 Kb This work is licensed under a Creative Commons Attribution-NoDerivs 3.0 Unported License