Aineisto käyttöösi : Communication satellites for the 70's: systems [electronic resource] : a collection of technical papers selected from the AIAA 3rd Communications Satellite Systems Conference, April 1970, subsequently revised for this volume / edited by Nathaniel E. Feldman [and] Charles M. Kelly.

Nimeke : Communication satellites for the 70's: systems [electronic resource] : a collection of technical papers selected from the AIAA 3rd Communications Satellite Systems Conference, April 1970, subsequently revised for this volume / edited by Nathaniel E. Feldman [and] Charles M. Kelly.

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