REVELO MANOSALVAS, Segundo Leonidas; YÁNEZ RONQUILLO, Nancy Del Pilar. Concrete material and its importance in strengthening mathematics: A documentary review. MENTOR revista de investigación educativa y deportiva , [S. l.], v. 2, n. 4, p. 69–87, 2023. DOI: 10.56200/mried.v2i4.5304. Disponível em: https://revistamentor.ec/index.php/mentor/article/view/5304. Acesso em: 17 apr. 2026.