00452nam172200169   4500 090001100000200006100011210002700072215002400099101001800123801003000141010001500171700002100186606004100207606001600248676001000264687000800274  91495951 aEnvironmental information systemsfOlivier GºntherbLIV  aBerlincSpringerd1998  a244 p.cill.d24 cm  aengcenggeng  aFRbNOUf174748c20020426  a3540609261 1aGºntherbOliver  aEnvironnementxEtude et enseignement  aData mining  a006.3  aADO