Astiana, Rizqika Imami, and Nur Ducha. “VALIDITAS LKPD BERBASIS LITERASI SAINS PADA MATERI SISTEM PENCERNAAN MANUSIA”. PENSA: E-JURNAL PENDIDIKAN SAINS 8, no. 1 (March 31, 2020). Accessed June 25, 2025. https://ejournal.unesa.ac.id/index.php/pensa/article/view/33146.