WANG, Y.-P. A unuqueness theorem for Sturm-Lioville operators with eigenparameter dependent boundary conditions. Tamkang Journal of Mathematics, [S. l.], v. 43, n. 1, p. 145–152, 2012. DOI: 10.5556/j.tkjm.43.2012.1024. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/1024. Acesso em: 30 apr. 2024.