First evidence of cryptotephra in palaeoenvironmental records associated with Norse occupation sites in Greenland

Autor: Blockley, Simon P.E., Edwards, Kevin J., Schofield, J. Edward, Pyne-O'Donnell, Sean D.F., Jensen, Britta J.L., Matthews, Ian P., Cook, Gordon T., Wallace, Kristi L., Froese, Duane
Zdroj: In Quaternary Geochronology April 2015 27:145-157
Databáze: ScienceDirect