“Analysis of the Pellet and Concentrate Chicken Animal Feed Production Process at PT. Japfa Comfeed Indonesia Gedangan Sidoarjo Unit: Analisis Proses Produksi Pakan Ternak Ayam Jenis Pellet dan Konsentrat di PT. Japfa Comfeed Indonesia Unit Gedangan Sidoarjo” (2024) Procedia of Engineering and Life Science, 5, pp. 454–465. doi:10.21070/pels.v7i0.1499.