Fida Afifah, Nur Hidayat, and Okimustava Okimustava. 2026. “‘CERIA’ (Cerdaskan, Edukatif, Ramah Lingkungan, Inovatif, Dan Aplikatif) : Environmental Education for PKK through Recycling Used Cooking Oil into Soap and Candles in Mergasana, Kertanegara, Purbalingga Regency”. Warta LPM 29 (2):193–206. https://doi.org/10.23917/warta.v29i2.17622.