SEGAWA, Takuya F. et al. Extending Timescales and Narrowing Linewidths in NMR. CHIMIA, [S. l.], v. 65, n. 9, p. 652, 2011. DOI: 10.2533/chimia.2011.652. Disponível em: https://www.chimia.ch/chimia/article/view/2011_652. Acesso em: 9 apr. 2025.