B. F. Schwartz, S. Schwinning, B. Gerrard, K. R. Kukowski, C. L. Stinson, and H. C. Dammeyer, “Using hydrogeochemical and ecohydrologic responses to understand epikarst process in semi-arid systems, Edwards plateau, Texas, USA”, AC, vol. 42, no. 2-3, Dec. 2013.