@article {ARC22085, title = {Multi-offset GPR methods for hyporheic zone investigations}, journal = {Near Surface Geophysics}, volume = {7}, year = {2009}, pages = {247-257}, isbn = {1569-4445}, doi = {10.3997/1873-0604.2008034}, author = {Troy R. Brosten and John H. Bradford and James P. McNamara and Michael N. Gooseff and J. P. Zarnetske and William B Bowden and Morgan E. Johnston} }