Karim, Fatimah, and Nani Ratnaningsih. “The Use of Soy Protein Isolate (SPI) in the Development of Analog Meat Products and Their Derivatives As a Protein Source for Vegetarians : A Systematic Literature Review”. Jurnal Gizi Dan Dietetik Indonesia (Indonesian Journal of Nutrition and Dietetics), vol. 14, no. 5, Sept. 2026, pp. 355-69, doi:10.21927/ijnd.2026.14(5).355-369.