TY  - RPRT
TI  - Geomagnetic observations on tristan da cunha, south atlantic ocean
AU  - J. Matzka
AU  - N. Olsen
AU  - C.F. Maule
AU  - L.W. Pedersen
AU  - A.M. Berarducci
AU  - S. Macmillan
PY  - 2010
DO  - 10.4401/ag-4633
UR  - https://pubs.usgs.gov/publication/70035944
ID  - 70035944
ER  -