TY  - RPRT
TI  - Nonlinear least-squares inversion of transient soundings for a coincident loop system (program NLSTCO)
AU  - W.L. Anderson
PY  - 1982
DO  - 10.3133/ofr821064
UR  - https://pubs.usgs.gov/publication/ofr821064
ID  - ofr821064
ER  -