Methods in Karst HydrogeologyNico Goldscheider, David Phillip Drew · First published 2014Open the Tome
Karst hydrogeology and human activitiesHeinz Hötzl, David Phillip Drew · First published 1998Open the Tome
Groundwater and karstification in Mid-Galway, South Mayo and North ClareDavid Phillip Drew · First published 1993Open the Tome
Techniques for the tracing of subterranean drainageDavid Phillip Drew · First published 1969Open the Tome
