TY  - RPRT
TI  - Provisional specification for satellite time in a geomagnetic environment
AU  - Stevens, N. J.
AU  - Lovell, R. R.
AU  - Purvis, C. K.
PY  - 1977
UR  - https://ntrs.nasa.gov/citations/19780002230
ID  - 19780002230
ER  -