TY  - RPRT
TI  - Multipath/modulation study for the tracking and data relay satellite system Final report, 14 Apr. 1969 - 12 Jan. 1970
AU  - Birch, J. N.
PY  - 1970
UR  - https://ntrs.nasa.gov/citations/19700017314
ID  - 19700017314
ER  -