Jamnik, B., Auersperger, P., Urbanc, J., Lah, K. and Prestor, J. 2009. Pharmaceuticals as indicators of anthropogenic influence on the groundwater of Ljubljansko polje and Ljubljansko barje aquifers. Geologija. 52, 2 (Dec. 2009), 241–248. DOI:https://doi.org/10.5474/geologija.2009.024.