Azhimah, F., C. L. Saragih, B. E. Br Ginting, and A. R. S. Sembiring. “Analysis of the Market Structure of the Red Chili Supply Chain in Karo Regency”. Contributions of Central Research Institute for Agriculture, vol. 20, no. 1, Jan. 2026, pp. 23-30, https://ejournal.cria.or.id/index.php/ccria/article/view/365.