*0011603159 *008930202s1992 xx# 000 0 nob *019 $bk *08230$a551.22 *100 $aMjelde, Rolf$_132041800 *245 $aJordskorpen studert med havbunnsseismografer *300 $aS. 260-264 *773 $tNaturen$gÅrg. 116, nr 6 (1992)$x0028-0887$w(NO-LaBS)533618(tnr) *999 $z9300150787$anorart:9300150787 ^