Campoamor Stursberg, Otto-Rudwig2023-06-202023-06-2020060716-7776https://hdl.handle.net/20.500.14352/50744Reduction of the symmetry algebra of ordinary differential equations by means of additional constraints associated to a subalgebrajournal articlemetadata only access517.9Ecuaciones diferenciales1202.07 Ecuaciones en Diferencias