Mayra Elizabeth Parra Amaya, Osvaldo Jesús Rojas Velásquez, and Harold Vacca González. 2025. “MULTI-CREA Model for Teaching Mathematics in Multigrade Contexts With Verification Using the Neutrosophic Delphi Method”. Neutrosophic Sets and Systems 92 (December): 45-78. https://fs.unm.edu/nss8/index.php/111/article/view/7054.