Wardiani, Wardiani, et al. “Efektivitas Problem Based Learning Berbasis Socio-Scientific Issues Terhadap Kemampuan Pemecahan Masalah Siswa”. JURNAL BIOSHELL, vol. 15, no. 1, Apr. 2026, pp. 166-72, https://ejurnal.uij.ac.id/index.php/BIO/article/view/5500.