GUTLYANSKII, V.; MARTIO, O.; RYAZANOV, V. A-harmonic equation and cavitation. Annales Fennici Mathematici, [S. l.], v. 48, n. 1, p. 277–297, 2023. DOI: 10.54330/afm.127639. Disponível em: https://afm.journal.fi/article/view/127639. Acesso em: 22 feb. 2024.