{\rtf1\ansi\deff0\deftab360 {\fonttbl {\f0\fswiss\fcharset0 Arial} {\f1\froman\fcharset0 Times New Roman} {\f2\fswiss\fcharset0 Verdana} {\f3\froman\fcharset2 Symbol} } {\colortbl; \red0\green0\blue0; } {\info {\author Biblio 7.x}{\operator }{\title Biblio RTF Export}} \f1\fs24 \paperw11907\paperh16839 \pgncont\pgndec\pgnstarts1\pgnrestart Landing, E., Bowring, S.A., Fortey, R.A., Davidek, K.L., 1997. U-Pb Zircon Date from Avalonian Cape Breton Island and Geochronologic Calibration of the Early Ordovician. Canadian Journal of Earth Sciences 34, 724-730. doi:10.1139/e17-059\par \par }