“Implementation of Subsidized Fertilizer Distribution Policy Through Farmer Card Program: Implementasi Kebijakan Penyaluran Pupuk Bersubsidi Melalui Program Kartu Tani (Studi Kasus Pada Petani Nanas di Desa Siwarak Kecamatan Karangreja Kabupaten Purbalinga Jawa Tengah)”, JPI, vol. 3, no. 2, pp. 98–106, Jan. 2022, doi: 10.33019/jpi.v3i2.68.