*0011530572
*008880408s1987    xx#           000 0 nob
*019  $bk
*08230$a574.92
*100  $aKristiansen, Svein$_130177100
*245  $aNitrogen i sjøen$cSvein Kristiansen
*300  $aS. [232]-237 : ill.
*520  $aOm marint plankton
*773  $tNaturen$gÅrg. 111, nr 6 (1987)$x0028-0887$w(NO-LaBS)533618(tnr)
*999  $z8800097405$anorart:8800097405
^