@misc{indiciae33acb0bc0e41, title = {Interactive inversion of transient electromagnetic data for a central-induction loop over layered earth models (version 1.0.)}, author = {Walter L. Anderson}, year = {1993}, doi = {10.3133/ofr93234a}, url = {https://pubs.usgs.gov/publication/ofr93234A}, note = {Source identifier: ofr93234A} }