SAFITRI, Rina; HARYANTO, Haryanto; HARIZON, Harizon. Development of PBL-STEM-based E-LKPD to improve students’ science literacy skills on reaction rate materials. Jurnal Pendidikan Kimia, [S. l.], v. 13, n. 2, p. 113–129, 2021. DOI: 10.24114/jpkim.v13i2.26980. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/jpk/article/view/26980. Acesso em: 7 aug. 2025.