Rr Jesicha Maulida Septiana, Sebastiana Viphindrartin and Endah Kurnia (2021) “Distribution and Efficiency Analysis of Commodity Trading of Robusta Coffee in Silo District, Jember Regency”, Researchers World - International Refereed Social Sciences Journal, 9(4), pp. 01–10. Available at: https://researchersworld.com/index.php/rworld/article/view/172 (Accessed: 22 December 2024).