4th international symposium on environmental testing for space programmes : proceedings : Palais des Congres, Liege, Belgium : 12-14 June 2001. : Jun 2001, Liege, Belgium. (ESA-SP ; 467)
4th international symposium on environmental testing for space programmes : proceedings : Palais des Congres, Liege, Belgium : 12-14 June 2001. : Jun 2001, Liege, Belgium.