A Cartesian Grid-Based Boundary Integral Method for an Elliptic Interface Problem on Closely Packed Cells. Communications in Computational Physics, [S. l.], v. 24, n. 4, p. 1196–1220, 2020. DOI: 10.4208/cicp.2018.hh80.05. Disponível em: https://global-sci.com/index.php/cicp/article/view/6630. Acesso em: 6 dec. 2025.