N. K. A. Sutiari, M. Maharani, and W. Wiwekowati, “Propolis Hard Candy as A Sustainable Oral Functional Confectionery for Prolonged Intraoral Antimicrobial Delivery in Dental Caries Prevention: A Literature Review”, IJASSD, vol. 8, no. 2, pp. 90–109, Sep. 2026.