Sabir, S., S. Sugiyanto, K. Sukesi, and Y. Yuliati. “The Strategy for Implementing Agricultural Extension Based on Cyber Extension in Malang Raya Region, Indonesia”. HABITAT, vol. 30, no. 1, Mar. 2019, pp. pp.8-15, doi:10.21776/ub.habitat.2019.030.1.2.