VÄISÄLÄ, J. Remarks on a paper of Tienari concerning quasiconformal continuoation. Annales Fennici Mathematici, [S. l.], n. 324, 1963. DOI: 10.5186/aasfm.1963.324. Disponível em: https://afm.journal.fi/article/view/134010. Acesso em: 26 nov. 2024.