Ihlenfeld, Christian, Norman, Marc D., Gagan, Michael K., Drysdale, Russell N., Maas, Roland, Webb, John. Elsevier Science Ltd.; 2003. Climatic significance of seasonal trace element and stable isotope variations in a modern freshwater tufa.

Drysdale, Russell N., Taylor, Mark P., Ihlenfeld, Christian. John Wiley & Sons; 2002. Factors controlling the chemical evolution of travertine-depositing rivers of the Barkly karst, northern Australia.