*0011570029
*008090804s2009    xx#           000 0 eng
*019  $bk
*08230$a551.73
*100  $aHarper, David A.T.$_132199300
*245  $aDiversity's big bang$bthe great ordovician biodiversification event
*300  $aS. 22-25, 27 : ill.
*650  $aHistorisk geologi$2norart$_35648500
*650  $aordovicium$9nor$2norart$_133260600
*773  $tGeo$gÅrg. 12, nr. 4 (2009)$x1500-8371$w(NO-LaBS)927690(tnr)
*999  $z900454597$anorart:900454597
^