Rahayu, I., Iskandar, R. and Syaban, R. A. (2023) “Links Between Internal Factors, External Factors, Implementation Of Standard Operational Procedure (SOP) with Shallot Farmers Productivity in Bondowoso”, Jurnal Agrinika: Jurnal Agroteknologi dan Agribisnis, 7(1), pp. 57–66. doi: 10.30737/agrinika.v7i1.2255.