Mendoza-Sánchez, L., Ortiz-Pagoaga, Y., Pinto-Murillo, G., & Green-Arrechavala, I. (2021). Epistemic suitability of the unit of positive and negative numbers of the official seventh grade mathematics textbook of the Ministry of Education of Honduras. Electronic Journal of Knowledge, Knowledge and Practices, 4(1), 102-117. https://doi.org/https://doi.org/10.5377/recsp.v4i1.12098