Utomo, B., M. Sembiring, and K. Tandjung. “The Development of Isolated and Underdeveloped Silalahi II Village to Be A Developed Village in The Aspect of Agriculture and Tourism”. Journal of Saintech Transfer, vol. 1, no. 1, Aug. 2018, pp. 9-18, doi:10.32734/jst.v1i1.270.