Biky, M.A., Wijayanti, I.K.E. and Wakhidati, Y.N. 2023. Motivasi Petani dalam Usahatani Kentang di Kecamatan Karangreja Kabupaten Purbalingga. Proceedings Series on Physical & Formal Sciences. 5, (Aug. 2023), 113–123. DOI:https://doi.org/10.30595/pspfs.v5i.711.