*0011583061
*008910709s1991    xx#           000 0 nob
*019  $bk
*08230$a333.75
*100  $aFrivold, Lars Helge$_101070800
*245  $aPro Silva, europeisk forbund for naturnært skogbruk$cav Lars Helge Frivold
*300  $aS. 24-25 : ill.
*773  $tNorsk skogbruk$gÅrg. 37, nr 1 (1991)$x0029-2087$w(NO-LaBS)611068(tnr)
*999  $z9100130910$anorart:9100130910
^