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100   $a20040628d1998----km-y0itay50------ba
101 0 $aeng
102   $aFR
105   $a--------101yy
200 1 $aEfficiency, costs, optimization, simulation and environmental aspects of energy systems$eProceedings of the international symposium ECOS 1998$eNancy, Francia, Luglio 1998
210   $aVandoeuvre,$c[s.n.]$d1998
610 0 $aSistemi energetici
676   $a621.42
710 12$aProceedings of the international symposium ECOS$f<1998 ;$eNancy>$0495843
801  0$aIT$bUNINA$gRICA$2UNIMARC
901   $aBK
912   $a990007900050403321
952   $a00 C1899$b3741$fDETEC
959   $aDETEC
996   $aEfficiency, costs, optimization, simulation and environmental aspects of energy systems$9668101
997   $aUNINA