POHL, Dieter W. et al. Optical Microscopy in the Nano-World. CHIMIA, [S. l.], v. 51, n. 10, p. 760, 1997. DOI: 10.2533/chimia.1997.760. Disponível em: https://www.chimia.ch/chimia/article/view/1997_760. Acesso em: 15 apr. 2025.