Ndruru, D. D. ., Sembiring, M. B. . and Purba, B. . (2026) “Strategies Used by Microentrepreneurs to Develop Their Businesses in the Sipiso-Piso Tourist Area”, Indonesian Journal of Advanced Research, 5(7), pp. 1081–1098. doi: 10.55927/ijar.v5i7.16782.