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*008180209s2017    xx#           000 0 nob
*019  $bk
*08230$a530.092
*100  $aEgeland, Alv$4aut$_133447500
*245  $aForskeren Kristian Birkeland (1867-1917)
*300  $aS. 77-80 : ill., port.
*600  $aBirkeland, Kristian$_61177000
*650  $aFysikere$2norart$_43411300
*773  $tFra fysikkens verden$gÅrg. 79, nr. 3 (2017)$x0015-9247$w(NO-LaBS)927658(tnr)
*999  $z1800623823$anorart:1800623823
^