1.
Yulianto F, Patonah S, Sukamto S. INITIAL INSTRUMENT SCIENCE ELEMENTARY SCHOOL STEM-BASED ON ECOSYSTEM MATERIALS FOR PHASE C STUDENTS. JPD [Internet]. 2023 May 12 [cited 2024 Nov. 21];13(2):190-203. Available from: https://journal.unj.ac.id/unj/index.php/jpd/article/view/34719