著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Battrick, B. and Zufferey, B. and European Space Agency","Peter Creola, advocate of space : a lawyer with his sights set on the stars and both feet firmly on the ground",,ESA Publications Division,2002,ESA SP,,9290929804,,https://cir.nii.ac.jp/crid/1130282271403441408