Supardi Sitepu, Abdi Sugiarto, and Cut Nuraini. 2026. “Management of The Wampu River in Reducing Flood Risk in Tanjung Pura District, Langkat Regency”. Equivalent : Journal of Economic, Accounting and Management 4 (2): 1581-91. https://doi.org/10.61994/equivalent.v4i2.1843.