Karst hydrology : proceedings of an international workshop (Workshop W2) held at Rabat, Morocco, during the Fifth Scientific Assembly of the International Association of Hydrological Sciences (IAHS) from 23 April to 3 May 1997 / edited by Chris Leibundgut, John Gunn, Alain Dassargues. - Leibundgut, Christian; Gunn, John; Dassargues, Alain (IAHS publication,, 1998)