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*1102 $aUniversitetet i Bergen$bFysisk institutt$0(NO-TrBIB)90134077$_14886900
*24510$aOn the morphology and dynamics of auroral-zone electron precipitation from balloon measurements of bremsstrahlung X-rays$cBy Harald Trefall ... [el al.]
*260  $aBergen$c1970
*300  $a2 bl., 9 pag.bl., 4 bl.$bill. kart
*4901 $aUniversitetet i Bergen. Fysisk institutt / Scientific/technical report$v20
*533  $aElektronisk reproduksjon$b[Norge]$cNasjonalbiblioteket Digital$d2010-10-22
*7001 $aTrefall, Harald$0(NO-TrBIB)1044661$emedarb.$_50974100
*830 0$aScientific/technical report (Universitetet i Bergen. Fysisk institutt : trykt utg.)$x0803-2696$v20$w998011056094702201$_14159500
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