Alfiana, A., E. Erman, and D. Sari. “ANALISIS IMPLEMENTASI MODEL DISCOVERY LEARNING DALAM PEMBELAJARAN IPA DI MASA PANDEMI COVID-19”. PENSA: E-JURNAL PENDIDIKAN SAINS, Vol. 10, no. 2, July 2022, pp. 172-8, https://ejournal.unesa.ac.id/index.php/pensa/article/view/44774.