TY  - RPRT
TI  - Geophysics: A reversal of geomagnetic polarity
AU  - Edward A. Mankinen
PY  - 2015
DO  - 10.1088/0031-9112/37/7/018
UR  - https://pubs.usgs.gov/publication/70197163
ID  - 70197163
ER  -