%0 Journal Article %A Campoamor-Stursberg, Rutwig %T Affine Lie Algebras with Non-Compact Rank One Levi Subalgebra and their Invariants %D 2007 %@ 0587-4254 %U https://hdl.handle.net/20.500.14352/50684 %X Using a maximal solvable subalgebra of the Lie algebras gn = sl(2;R) %~