Sylvester, Ohiomu, Ihensekhien Orobosa Abraham, and Ovenseri-Ogbomo Friday Osaru. “Externality Effects of Sachet and Plastic Bottled Water Consumption on the Environment: Evidence from Benin City and Okada in Nigeria”. International Journal of Sustainable Development & World Policy 9, no. 1 (February 21, 2020): 1–9. Accessed February 4, 2026. https://www.archive.conscientiabeam.com/index.php/26/article/view/2067.