1.
Ramdani D, Idaman RP, Ali M. Fostering 21st-century skills: The effectiveness of Ricosre and digital flipbooks in enhancing student collaboration in biology learning. Biosfer [Internet]. 2025 Nov. 8 [cited 2026 May 23];18(2):424-36. Available from: https://journal.unj.ac.id/unj/index.php/biosfer/article/view/59320