Structural and optical properties of a new soluble erbium (III) octa-substituted bis-phthalocyanine complex. Superficies y Vacío, [S. l.], v. 27, n. 4, p. 110, 2014. Disponível em: https://superficiesyvacio.smctsm.org.mx/index.php/SyV/article/view/2. Acesso em: 12 apr. 2025.