ANDREIEV, K.; EGOROVA, I. Uniqueness of the solution of the Riemann — Hilbert problem for a rarefaction wave of the Korteweg — de Vries equation . Reports of the National Academy of Sciences of Ukraine, Kyiv, Ukraine, n. 11, p. 3–9, 2024. DOI: 10.15407/dopovidi2017.11.003. Disponível em: https://nasu-periodicals.org.ua/index.php/dp/article/view/7814. Acesso em: 21 apr. 2026.