A field comparison of multiple techniques to quantify groundwater - surface-water interactions - Gonzalez-Pinzon, Ricardo; Ward, Adam; Hatch, Christine; Wlostowski, Adam; Singha, Kamini; Gooseff, Michael; Haggerty, Roy; Harvey, Judson; Cirpka, Olaf A; Brock, James (Freshwater Science, 2015)