*0011499257
*008850327s1984    xx#           000 0 nob
*019  $bk
*08230$a574.1
*100  $aEspmark, Yngve$_149749900
*245  $aOm rytmer i biologiske systemer$cYngve Espmark
*300  $aS. [185]-190 : port.
*773  $tNaturen$gÅrg. 108, nr 5 (1984)$x0028-0887$w(NO-LaBS)533618(tnr)
*999  $z8500067333$anorart:8500067333
^