1. Laboratoire Hydrosciences; Université Montpellier II, C.C. Maison des Sciences de l'Eau; Montpellier Cedex 5 France
2. Institute of Research; Nerja Cave Foundation. Ctra. Maro s/n; Nerja, Málaga Spain
3. Department of Geology, Faculty of Sciences; University of Málaga; Málaga Spain
4. Laboratoire d'Hydrogéologie; Université d'Avignon; Avignon France