HIDAYATULLOH, Rohmat; SUYONO, S.; AZIZAH, Utiya. Development of STEM-Based Chemistry Textbooks to Improve Students’ Problem Solving Skills. Jurnal Penelitian dan Pengkajian Ilmu Pendidikan: e-Saintika, [S. l.], v. 4, n. 3, p. 308–318, 2020. DOI: 10.36312/e-saintika.v4i3.306. Disponível em: https://journal-center.litpam.com/index.php/e-Saintika/article/view/306. Acesso em: 7 feb. 2026.