Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Ouwehand, Leny and European Space Power Conference and European Space Agency","Proceedings of the 9th European Space Power Conference : 6-10 June 2011, Saint Raphael, France",,ESA Communications,2011,ESA SP,,9789290922575,,https://cir.nii.ac.jp/crid/1130282270434319232