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*008130412s1992    no            000 0 eng
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*1001 $aIsaksen, Ivar S.A.$d1937-2017$0(NO-TrBIB)90210098$_333161600
*24514$aThe ozone layer problem :$brecent findings$cby Ivar S.A. Isaksen
*260  $aOslo$bCICERO$c1992
*300  $a14 bl.
*4901 $aPolicy note / CICERO$v1992:7
*533  $aElektronisk reproduksjon$b[Norge]$cNasjonalbiblioteket Digital$d2017-01-17
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*830 0$aPolicy note (CICERO : trykt utg.)$x0804-4511$v1992:7$w999307727334702201$_13500400
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^