Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Grard, R. J. L.","The Giotto spacecraft gas and plasma environments : proceedings of a series of workshops held at ESTEC, Noordwijk, The Netherlands, in 1980/81",,European Space Agency,1982,ESA SP,,,,https://cir.nii.ac.jp/crid/1130282272581205376