M. Sango and R. Consigna, “Numeracy Self-Efficacy as a Predictor of Mathematics Performance at Margarita K. Yusingco National High School, Division of Surigao del Sur: A Predictive-Correlational Design”, IJERIP, vol. 2, no. 7, pp. 736–746, Jul. 2026, doi: 10.5281/zenodo.21375811.