Tao Qian Roger Xu Chiman Kwan Bruce Linnell Rebecca Young Toxic Vapor Classification and Concentration Estimation for Space Shuttle and International Space Station. 543-551 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3173&spage=543 2004 conf/isnn/2004-1 ISNN (1) db/conf/isnn/isnn2004-1.html#QianXKLY04