V. Kurniasari, S. Sugiyarto, and I. Irham, “Efisiensi Pemasaran Jambu Kristal Kecamatan Mirit Di Kabupaten Kebumen, Indonesia: Marketing Efficiency of Mirit District’s Crystal Guava in Kebumen Regency, Indonesia”, jrap, vol. 10, no. 1, pp. 102-115, Jun. 2025.