WANG, X. P. Gevrey-Type Resolvent Estimates at the Threshold for a Class of Non-Selfadjoint Schrödinger Operators. Bruno Pini Mathematical Analysis Seminar, [S. l.], v. 6, n. 1, p. 69–85, 2015. DOI: 10.6092/issn.2240-2829/5891. Disponível em: https://mathematicalanalysis.unibo.it/article/view/5891. Acesso em: 2 may. 2024.