Sandau, Rainer International study on cost-effective earth observation missions Rainer Sandau; International Academy of Astronautics - London Taylor & Francis 2006 - XVII, 160 p. : ill. ; 26 cm ISBN: 9780415391368 Subjects--Topical Terms: Artificial satellites in earth sciencesAstronauts -- Economic aspectsEarth sciences -- Remote sensing Dewey Class. No.: 550.28 SAN