N. Cedo, M. Quiao, J. Diola, A. Vinoya, J. Caracas, and J. E. Mandapat, “Implementation amid Constraint: What 26,238 Teachers Reveal about the Philippines’ Early Language, Literacy and Numeracy Program”, IJERIP, vol. 2, no. 9, pp. 2262–2272, Sep. 2026, doi: 10.5281/zenodo.23006516.