N. A. F. Mohd Rozali, N. Windayani, W. B. Sunarharum, S. R. Romli, A. MD Sikin, and W. S. S. Wan Kamarudin, “Effect of Fermentation Time on Nutritional, Microbiological, and Sensorial Properties of Roselle Kefir Popsicle”, JPA, vol. 13, no. 1, pp. 1–12, Jan. 2025.