Systems comparison of direct and relay link data return modes for advanced planetary missions
Advanced planetary missions using direct and relay link data return modes
RELAY SATELLITE↗
Engineering topics
Billy, J. M.
Publications and source records attributed to Billy, J. M..
A systems comparison of direct and relay link communications for an eventual long life Mars surface experiment.
Direct and relay link communication from Martian surface station
DATA LINK↗
Mariner 1964 probability of success model
Mathematical model of Mariner mission success probability
SPACECRAFT RELIABILITY↗