TY - JOUR T1 - Modelling Higher-Order Vagueness: Columns, Borderlines and Boundaries JO - Proceedings of the Aristotelean Society, Supplementary Volumes UR - http://eprints.whiterose.ac.uk/94556/ PY - 2015/09/28 AU - Keefe R ED - DO - DOI: 10.1111/j.1467-8349.2015.00245.x PB - Wiley: No OnlineOpen VL - 89 IS - 1 SP - 89 EP - 108 Y2 - 2025/05/29 ER -