Generation of nonlinear ordinary differential equations with given Lie algebra of point symmetries. (Erzeugung nichtlinearer gewöhnlicher Differentialgleichungen mit vorgegebener Lie-Algebra von Punktsymmetrien.) Campoamor-Stursberg, Rutwig — 2004 Journal of Lie Theory
Application of the Gel'fand matrix method to the missing label problem in classical kinematical Lie algebras. Campoamor-Stursberg, Rutwig — 2006 SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]