Kardiman, R., Achyar, A., Selaras, G., Novita, Y., Fardilla, M. and Roza, S. (2025) “Strengthening the Usaha Tani group Nagari Sungai Abang as organic center in Subdistrict of Lubuk Alung Padang Pariaman”, Pelita Eksakta, 8(2), pp. 153-161. doi: 10.24036/pelitaeksakta/vol8-iss2/277.