Kristiani, Yusni, Tawakkal, and Saiful. 2023. “The Role of Farmers in Conserving Incense Cultivation in Hutagurgur Village Humbang Hasundutan District”. TGO Journal of Education, Science and Technology 1 (1):89-97. https://doi.org/10.56070/tgojest.v1i1.31.