Sobolev extension property for tree-shaped domains with self-contacting fractal boundary Article Sidebar Download Article PDF Download Article Abstract PDF Submitted: Jul 12, 2013 Accepted: Apr 9, 2014 Published: Feb 25, 2016 DOI: https://doi.org/10.2422/2036-2145.201307_008 Issue 2016: VOL. XV, ISSUE special Section Article Main Article Content Thibaut Deheuvels Abstract Article Details