SCHWEIZERISCHER CHEMIKER-VERBAND. CHIMIA Vol. 24, Nr. 1-12 (1970), p. 1-464. CHIMIA, [S. l.], v. 24, n. 1-12, p. 1–464, 1970. DOI: 10.2533/chimia.1970.001_646. Disponível em: https://www.chimia.ch/chimia/article/view/1970_001. Acesso em: 6 apr. 2025.