Amalla, J. C.; Javelina, D. F.; Amandoron, A. R. M.; Valiao, K. C.; Clarin, C. M. V.; Florentino, W. N. H. Implementation of Differentiated Instructional Strategies Used by Teachers and It’s Relation to Indigenous Learners’ Academic Performance. Int. J. Sustain. Integr. Stud. 2026, 1 (3), 839-845. https://doi.org/10.65339/ijsis.V1.I3.226.