GUTLYANSKII, V. .; NESMELOVA, O. .; RYAZANOV, V. . On the quasilinear Poisson equations in the complex plane . Reports of the National Academy of Sciences of Ukraine, Kyiv, Ukraine, n. 1, p. 3–10, 2023. DOI: 10.15407/dopovidi2020.01.003. Disponível em: https://nasu-periodicals.org.ua/index.php/dp/article/view/2020-1-1. Acesso em: 19 apr. 2026.