Unsteady Groundwater flow towards a well. Journal of Science and Technology, [S. l.], v. 9, n. 1, p. 1–6, 2015. DOI: 10.4314/just.v9i1.1106. Disponível em: https://journal.knust.edu.gh/index.php/just/article/view/1106. Acesso em: 12 jun. 2026.