N. DANCER, E.; SANTRA, S.; WEI, J. Least energy nodal solution of a singular perturbed problem with jumping nonlinearity. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], v. 10, n. 1, p. 19-36, 2011. DOI: 10.2422/2036-2145.2011.1.02. Disponível em: http://20.103.181.36/index.php/annaliscienze/article/view/226. Acesso em: 26 may. 2025.