Suryani, Okta, Trisna Kumala Sari, Riga Riga, Mawardi Mawardi, Nofri Yuhelman, Edi Nasra, Aglin Velly, and Nafisah Yulia Rahmad. 2024. “The Chemistry Teacher Activities on The Training of Project Based Learning Teaching Materials Digitalisation”. Hydrogen: Jurnal Kependidikan Kimia 12 (6):1302-9. https://doi.org/10.33394/hjkk.v12i6.13495.