TAMAM, A.; SURYANTI; SUDIBYO, E. IMPROVING SCIENCE LITERACY SKILLS USING THE DEVELOPMENT OF LKPD BASED ON THE PROBLEM BASED LEARNING (PBL) MODEL IN ELEMENTARY SCHOOL STUDENTS. JIV-Jurnal Ilmiah Visi, v. 18, n. 1, p. 1-6, 30 Jun. 2023.