Wiharjokusumo, P., Napitupulu, B. P., Panggabean, D., & Girsang, D. (2022). The Effectiveness of BUMDes in Increasing Tourist Visits through the Pentahelix Model at Tourism Village Sub-District of Silahisabungan Dairi Regency, Indonesia. Frontiers in Business and Economics, 1(2), 94–101. https://doi.org/10.56225/finbe.v1i2.90