TY  - RPRT
TI  - Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, January 1988
AU  - John B. Townshend
AU  - R. V. O’Connell
AU  - L.Y. Torrence
PY  - 1988
DO  - 10.3133/ofr88300a
UR  - https://pubs.usgs.gov/publication/ofr88300A
ID  - ofr88300A
ER  -