KAMAL, F. K.; EFFENDI. Pengembangan LKPD Terintegrasi STEM-PjBL (Sciene, Technology, Engineering, and Mathematics- Project Based Learning) pada Materi Larutan Elektrolit dan Non Elektrolit. Ranah Research : Journal of Multidisciplinary Research and Development, v. 3, n. 3, p. 1-9, 23 Mar. 2021.