ROSE, J.B. Synthetic Routes to Polyethersulphones: 5. Internationales Makromolekulares Symposium. CHIMIA, [S. l.], v. 28, n. 9, p. 561, 1974. DOI: 10.2533/chimia.1974.561. Disponível em: https://www.chimia.ch/chimia/article/view/1974_561. Acesso em: 4 apr. 2025.