KEMPE, S.; KRAHE, P. Water and biogeochemical fluxes in the river Rhine catchment. ERDKUNDE, [S. l.], v. 59, n. 3/4, p. 216–250, 2005. DOI: 10.3112/erdkunde.2005.03.04. Disponível em: https://www.erdkunde.uni-bonn.de/article/view/2549. Acesso em: 30 apr. 2025.