Hasanul Basri, et al. “Analysis of Exchange Rate And Welfare of Patin Fish (Pangasius Hypophthalmus) Business Actors In The Minapolitan Area of Banjar Regency South Kalimantan Province”. International Journal of Science and Environment (IJSE), vol. 6, no. 2, June 2026, pp. 1143-51, doi:10.51601/ijse.v6i2.576.