HORSFIELD, A. Recent Applications of Electron Spin Resonance in Chemistry. CHIMIA, [S. l.], v. 17, n. 2, p. 42, 1963. DOI: 10.2533/chimia.1963.42. Disponível em: https://www.chimia.ch/chimia/article/view/1963_42. Acesso em: 9 apr. 2025.