TY  - RPRT
TI  - Texas Instruments Model 59 hand-calculator program to calculate theoretical MT planewave soundings over a structure of up to 10 horizontal layers
AU  - David L. Campbell
PY  - 1979
DO  - 10.3133/ofr791613
UR  - https://pubs.usgs.gov/publication/ofr791613
ID  - ofr791613
ER  -