PENGEMBANGAN POP UP BOOK BERBASIS BARCODE PADA MATERI SISTEM TATA SURYA KELAS VII SMP NEGERI 21 KOTA BENGKULU. BIOCHEPHY:JSE [Internet]. 2025 Jun. 2 [cited 2026 Aug. 23];5(1):66-70. Available from: https://journal.moripublishing.com/index.php/biochephy/article/view/1437