Sulistiyanto, Tabitha Qotrunnada, Diana Vivanti Sigit, and Nailul Rahmi Aulya. “The Effect of Integrated Self-Directed Learning (SDL) Model and Peer Teaching Method on Environmental Literacy”. Jurnal Inovasi Teknologi Pendidikan 12, no. 3 (September 28, 2025). Accessed October 9, 2025. https://journal.uny.ac.id/index.php/jitp/article/view/79663.