Erika Amelia Triyana, Aan Yuliyanto, Neng Wuilan Evi Juliani, Bunayah, Ade Sumini, and Nur Afifah Tussholihati. “Development of Pop-UP Book Learning Media on Ecosystem Topics in Elementary School Science Learning”. International Conference on Elementary Education, Vol. 5, no. 1, June 2023, pp. 153-62, http://proceedings.upi.edu/index.php/icee/article/view/3100.