2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/163752In the framework of bidifferential graded algebras, we present universal solution generating techniques for a wide class of integrable systems.14 pages, 2nd version: remark added at the end of section 3, 3rd version: some minor amendments, update of referencesExactly Solvable and Integrable SystemsMathematical Physicstext