@misc{indiciae4749477e0068, title = {The ratio method of estimating water resistivity and TDS from resistivity logs}, author = {D. G. Jorgensen}, year = {2005}, doi = {10.1111/j.1745-6584.1996.tb02033.x}, url = {https://pubs.usgs.gov/publication/70018544}, note = {Source identifier: 70018544} }