J. R. MoralesEdixon Rojas2026-03-222026-03-22201510.1007/s13370-015-0319-6https://doi.org/10.1007/s13370-015-0319-6https://andeanlibrary.org/handle/123456789/54113Citaciones: 5enType (biology)MathematicsPure mathematicsMathematical economicsComputer scienceContractive mappings of rational type controlled by minimal requirements functionsarticle