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*035  $a(NO-LaBS)13916285(bibid)
*035  $a(NO-TrBIB)872054551
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*1001 $aStordal, Einar Aa.$0(NO-TrBIB)90313917$_85457200
*24510$aDetermination of calcium ion in oil-based drilling fluids by use of an ion-selective electrode$cEinar Aa. Stordal and Peter Ruoff
*260  $aStavanger$c1986
*300  $a19 bl.$bill.
*4901 $aArbeidspapirer fra Rogaland distriktshøgskole$v51
*7001 $aRuoff, Peter$0(NO-TrBIB)90224960$_21409600
*830 0$aArbeidspapirer fra Rogaland distriktshøgskole = Working papers from Rogaland University (trykt utg.)$x0800-3246$v51$w998440436484702201$_28591400
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*999  $aoai:nb.bibsys.no:998720545514702202$b2021-11-14T20:31:08Z$z998720545514702202
^