Supardi, E. ., & Nurjanah, N. . (2022). Food Cost Analysis During Lockdown Based on Activity-Based Costing and Food Frequency Questionnaire Methods in Batununggal Village, Bandung City. Proceedings of The International Halal Science and Technology Conference, 14(1), 36–46. https://doi.org/10.31098/ihsatec.v14i1.484