Agustin, A. T. ., Hanafi , M. S., & Suganda, A. (2026). Development of an Education for Sustainable Development (ESD)-Based Digital Flipbook to Improve Sustainability Literacy Among Fifth-Grade Elementary School Students. EDUJAVARE: International Journal of Educational Research, 4(02), 1864–1872. https://doi.org/10.70610/edujavare.2024