CHEN, Z.; LIN, C.-S.; ZOU, W. Infinitely many sign-changing and semi-nodal solutions for a nonlinear Schrödinger system . ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], v. 15, n. special, p. 859-897, 2016. DOI: 10.2422/2036-2145.201401_002. Disponível em: http://20.103.181.36/index.php/annaliscienze/article/view/443. Acesso em: 26 may. 2025.