GASSMANN, Hans Ulrich. Chemical Engineering in der photochemischen Industrie. CHIMIA, [S. l.], v. 21, n. 7, p. 311, 1967. DOI: 10.2533/chimia.1967.311. Disponível em: https://www.chimia.ch/chimia/article/view/1967_311. Acesso em: 6 apr. 2025.