Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author exact F34517F2-F0ED-11E1-A9DE-61C894A0A6B4 or (type any "bookEditor issueEditor" and edito... cql: keyword exact "canada" Add to list Conference Paper P1 Fossil polygonal periglacial structures in Flanders (Belgium) Irenée Heyse (UGent) and Gunther Ghysels (2003) Permafrost, vols 1 and 2. p.395-400