Zulkarnain, Thahara Sumayya, and Indayana Febriani Tanjung. 2023. “STEM Based Ecosystem Module: An Effort to Improve Students’ Science Process Skill”. Jurnal Pendidikan Dan Pengajaran 56 (1):33-44. https://doi.org/10.23887/jpp.v56i1.59516.