Rukman, N. K., Zulfikar, R. N. ., & Rahayu, A. P. . (2023). Development of lift the flap book as memet (mathematics learning media) trigonometry materials for high school students. Cendikia : Media Jurnal Ilmiah Pendidikan, 13(3), 489-500. https://doi.org/10.35335/cendikia.v13i3.3434