TY  - RPRT
TI  - A navigation model for the Venusian atmosphere
AU  - Birkeland, P. W.
AU  - Williams, B. G.
AU  - Konopliv, A. S.
PY  - 1981
UR  - https://ntrs.nasa.gov/citations/19810061387
ID  - 19810061387
ER  -