Panjaitan YF. Pengembangan bahan ajar kimia berbasis project based learning pada materi larutan elektrolit dan nonelektrolit. Jurnal Ilmiah Pendidikan [Internet]. 2023 Jan. 25 [cited 2025 Jan. 9];2(1):88-95. Available from: https://jurnal.arkainstitute.co.id/index.php/educenter/article/view/234