PURNAMA WIRAYUDA, R. SCIENCE PROCESS SKILLS: ANALYSIS OF STUDENTS’ OBSERVATIONAL ABILITY ON MATERIAL CHANGES IN SUBSTANCE FORMS. Jurnal Ilmiah Ilmu Terapan Universitas Jambi, [S. l.], v. 7, n. 1, p. 55-61, 2023. DOI: 10.22437/jiituj.v7i1.26647. Disponível em: https://online-journal.unja.ac.id/JIITUJ/article/view/26647. Acesso em: 22 jul. 2024.