Mahendra, B., Kinding, D. P. N., & Safitri, A. D. (2022). UPLAND PROGRAM IN INCREASING THE INCOME OF HIGHLAND FARMERS IN PURBALINGGA REGENCY. Journal of Agri Socio Economics and Business, 4(02), 171–180. https://doi.org/10.31186/jaseb.04.2.171-180