[1]
H. G. A. Tampi, J. P. T. Makinggung, and J. R. Winokan, “Analysis of Purple Crispy Roll Production Process and Feasibility: A Snack Innovation Based on Purple Potato (Ipomoea Batatas L.) in Manado City”, MJIFM, vol. 6, no. 2, pp. 5237–5248, Sep. 2026.