1. For HAPS, MAPS and DEPFET devices, see the review papers in the Pixels session of this conference.
2. Charge-coupled devices as particle tracking detectors
3. GLC group website: http://www-jlc.kek.jp/subg/vtx/index-e.html
4. US LC vertex group website: http://www.lbl.gov/∼battagl/alcpg/index.html
5. LCFI group website: http://hepwww.rl.ac.uk/lcfi/