1.

Conference Proceedings

Conference Proceedings
Liu, A.K. ; Peng, Ch.Y.
Pub. info.: Proceedings of the First ERS-1 Symposium : space at the service of our environment, 4-6 November 1992, Cannes, France.  pp.343-348,  1993.  Paris, France.  ESA Publications Division
Title of ser.: ESA SP
Ser. no.: 359
2.

Conference Proceedings

Conference Proceedings
Liu, A.K.
Pub. info.: Third ERS Symposium on space at the service of our environment : Florence, Italy, 14-21 March 1997.  pp.1311-1316,  1997.  Noordwijk, Netherlands.  ESA Publications Division
Title of ser.: ESA SP
Ser. no.: 414