TY  - RPRT
TI  - Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: April 1981
AU  - John B. Townshend
AU  - J.E. Papp
AU  - E.A. Sauter
PY  - 1981
DO  - 10.3133/ofr81300d
UR  - https://pubs.usgs.gov/publication/ofr81300D
ID  - ofr81300D
ER  -