DENISOVA, I. V.; SOLONNIKOV, V. A. $L_2$-theory for two incompressible fluids separated by a free interface. Topological Methods in Nonlinear Analysis, [S. l.], v. 52, n. 1, p. 213–238, 2018. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2018.019. Acesso em: 23 sep. 2024.