González-Mazo, E., Quiroga, J., & Gómez-Parra, A. (1999). Linear alkylbenzene sulfonates (LAS) as tracers of urban waste waters in shallow littoral ecosystems: A case study in the Bay of Cádiz. Ciencias Marinas, 25(3), 367–379. https://doi.org/10.7773/cm.v25i3.717