@misc{indiciae7c4d2e945663, title = {A direct immunoassay for detecting diatoms in groundwater as an indicator of the direct influence of surface water}, author = {C. E. Walker and R. M. Schrock and T. J. Reilly and A. L. Baehr}, year = {2005}, doi = {10.1007/s10811-005-4848-5}, url = {https://pubs.usgs.gov/publication/70184419}, note = {Source identifier: 70184419} }