1. Beaver, David and Brady Clark: 2002, ‘Always and Only: Why Not All Focus-Sensitive Operators Are Alike’, ms., Stanford University
2. Beck, Sigrid: 1996, Wh-construction and Transparent Logical Form, PhD dissertation, Universität Tübingen. Available at http://www.sfs.uni-tuebingen.de
3. Beck, Sigrid and Shin-Sook Kim: to appear, ‘Intervention Effects in Alternative Questions’, Journal of Comparative Germanic Linguistics