Prayogo R, Anshory I, Sulistiyowati I, syahrorini S. Formalin detection device in Tofu food with telegram monitoring. CNAHPC [Internet]. 2023 Jul. 22 [cited 2026 May 24];5(2):563-70. Available from: https://itscience-indexing.com/jurnal/index.php/CNAPC/article/view/2393