Khairiyah, Yaumil, and Tuti Lestari. 2021. “THE INFLUENCE OF THE PROBLEM SOLVING MODEL WITH SCIENTIFIC LITERACY ON STUDENTS’ COMPETENCE ON GLOBAL WARMING MATERIAL AT SMP NEGERI 29 PADANG”. Universe 2 (2), 107-12. https://doi.org/10.24036/universe.v2i2.64.