*0011484265
*008830425s1981    xx#           000 0 eng
*019  $bk
*08230$a598.2
*100  $aHanssen, Ole Jørgen$_133107600
*245  $aSeasonal variations in the occurrence of Common Eider Somateria mollissima (L.) at Akerøya, Østfold, SE Norway
*300  $aS.49-55
*773  $tFauna norvegica. Ser. C$gVol.4, no.2 (1981)$x0332-7701$w(NO-LaBS)317575(tnr)
*999  $z8300052267$anorart:8300052267
^