TY - JOUR T1 - Morphological properties of tunnel valleys of the southern sector of the Laurentide Ice Sheet and implications for their formation PY - -0001/11/30 AU - Livingstone SJ AU - Clark CD ED - DO - DOI: 10.5194/esurf-2016-12 PB - Copernicus GmbH Y2 - 2024/12/23 ER -