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2. Bedforms of the Keewatin ice sheet, Canada;Aylsworth;Sediment. Geol.,1989
3. Glaciers and Glaciation;Benn,2010
4. Subglacial Processes and the Development of Glacial Bedforms;Boulton,1982
5. Sources of sampling error and implications for quality assurance and quality control in surface and underground reverse circulation drilling;Carswell,2014