RYBAKOWSKI, K. P. Curved squeezing of unbounded domains and tail estimates. Topological Methods in Nonlinear Analysis, [S. l.], v. 45, n. 2, p. 699–726, 2015. DOI: 10.12775/TMNA.2015.032. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2015.032. Acesso em: 30 mar. 2023.