JENDREJ, J. Nonexistence of two-bubbles with opposite signs for the radial energy-critical wave equation. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], v. 18, n. 2, p. 735-778, 2018. DOI: 10.2422/2036-2145.201511_001. Disponível em: http://20.103.181.36/index.php/annaliscienze/article/view/596. Acesso em: 27 may. 2025.