TY  - RPRT
TI  - A laser satellite ranging system. I - Equipment description.
AU  - Johnson, T. S.
AU  - Plotkin, H. H.
AU  - Spadin, P. L.
PY  - 1967
UR  - https://ntrs.nasa.gov/citations/19680040441
ID  - 19680040441
ER  -