Nugroho, A., & Prientananda Ghina Salsabila. (2023). Study of Economic Vulnerability and Its Influence on the Economy in Sumatera Island Using the Household Consumption Expenditure Approach. Proceedings of The International Conference on Data Science and Official Statistics, 2023(1), 430–445. https://doi.org/10.34123/icdsos.v2023i1.293