00499nam 2202540 45000010005000000030023000050050009000280080041000370820008000780720033000860200018001191000017001372600024001542500006001782450029001846500033002136500034002466500027002802540StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a621 aOrbits and Launching Methods a0-07-114664-4 adennis roddy bMC GRAW,HILL c1998 a2 aSatellite communications aOrbits and Launching Methods aOverview of Satellite Systems aRadio Wave Propagation