Kusumawati, Y. A., Bhekti Setyo Wibowo, Frederik Masri Gasa, & Hamzah Ramadhan. (2026). ENHANCING BANYUMARO RIVER TUBING TOURISM WITH MERCHANDISE DESIGN. SEEIJ (Social Economics and Ecology International Journal), 10(1), 1–14. https://doi.org/10.21512/seeij.v10i1.12738