TY  - RPRT
TI  - Circuitry of the U.S.G.S. telluric profiler
AU  - R.L. Seeley
AU  - D.B. Hoover
AU  - C. L. Tippens
PY  - 1987
DO  - 10.3133/ofr87332
UR  - https://pubs.usgs.gov/publication/ofr87332
ID  - ofr87332
ER  -