SYAMSURIZAL; IRDAWATI; VIOLITA; AFNI, Refni Syahleli; SHOLICHIN, Muhamad. The Validity and Practicality of SSCS-Based Student Worksheet on Ecology Material and Environmental Change . Jurnal Penelitian Pendidikan IPA, [S. l.], v. 9, n. 12, p. 11394–11400, 2023. DOI: 10.29303/jppipa.v9i12.4444. Disponível em: https://jppipa.unram.ac.id/index.php/jppipa/article/view/4444. Acesso em: 26 jul. 2025.