The Effect of Type and Concentration of Thickening Agent on the Thickness Dragon Fruit Jam (Hylocereus polyrhizus). Proceeding International Conference On Sustainable Environment And Innovation (ICOSEI), [S. l.], v. 1, n. 1, 2025. DOI: 10.53675/icosei.v1i1.1611. Disponível em: https://journal2.unfari.ac.id/index.php/ICOSEI/article/view/1611. Acesso em: 10 mar. 2026.