BABICH, A.; KLEPIKOV, V. Two-dimensional field theory and critical phenomena . Reports of the National Academy of Sciences of Ukraine, Kyiv, Ukraine, n. 7, p. 59–63, 2024. DOI: 10.15407/dopovidi2018.07.059. Disponível em: https://nasu-periodicals.org.ua/index.php/dp/article/view/2906. Acesso em: 17 feb. 2025.