Evaluation of natural background levels of high mountain karst aquifers in complex hydrogeological settings. A Gaussian mixture model approach in the Port del Comte (SE, Pyrenees) case study

Ignasi Herms, Jorge Jódar, Albert Soler, L.J. Lambán, Emílio Custódio, J.A. Núñez, Georgina Arnó, M. I. Ortego, David Parcerisa Duocastella, J. Jorge