Suparya, I. K. ., Paramita, I. K. C. ., & Dipapastana, K. . (2026). Development of an IPAS supplementary book oriented toward Tri Kaya Parisudha for elementary school students. Indonesian Journal of Educational Development (IJED), 7(2), 673–688. https://doi.org/10.59672/ijed.v7i2.6438