*0011518418
*008870922s1986    xx#           000 0 eng
*019  $bk
*08230$a552.3
*100  $aMitchell, John G.$_133569900
*245  $aAges of lamprophyre dykes from Ytterøy and Lerkehaug, near Steinkjer, Central Norwegian Caledonides$cJohn G. Mitchell & David Roberts
*300  $aS. [255]-261 : ill.
*700  $aRoberts, David$_68899100
*773  $tNorsk geologisk tidsskrift$gVol. 66, no. 4 (1986)$x0029-196X$w(NO-LaBS)279607(tnr)
*999  $z8700085660$anorart:8700085660
^