BMO Spaces and John-Nirenberg Estimates for the Heisenberg Group Targets. Journal of Partial Differential Equations, [S. l.], v. 16, n. 3, p. 204–210, 2003. Disponível em: https://global-sci.com/index.php/jpde/article/view/14883. Acesso em: 5 dec. 2025.