Kamal, F. K., and Effendi. ‚ÄúPengembangan LKPD Terintegrasi STEM-PjBL (Sciene, Technology, Engineering, and Mathematics- Project Based Learning) Pada Materi Larutan Elektrolit Dan Non Elektrolit‚ÄĚ. Ranah Research : Journal of Multidisciplinary Research and Development, Vol. 3, no. 3, Mar. 2021, pp. 1-9, doi:10.31933/rrj.v3i3.383.