“Integration of Models PBL and POE to Improve Students’ Critical Thinking on Alternative Energy Materials” (2026) Prosiding Seminar Nasional Fisika (Sinafi), 4(1), hlm. 184–188. Tersedia pada: https://proceedings.fisikaupi.id/index.php/sinafi/article/view/19 (Diakses: 16 April 2026).