“Qualitative Test of Rhodamin B on ‘Tusuk-Tusuk’ Snack Sauce at Berlabuh and Oval Parks, Tarakan City”. Journal Borneo 3, no. 1 (March 20, 2023): 41–46. Accessed August 27, 2025. https://journalborneo.com/index.php/jb/article/view/79.