TY - JOUR T1 - Obstacle detection: A pilot study investigating the effects of lamp type, illuminance and age JO - LIGHTING RES TECHNOL UR - http://eprints.whiterose.ac.uk/81119/ PY - 2009/12/01 AU - Fotios S AU - Cheal C ED - DO - DOI: 10.1177/1477153509102343 VL - 41 IS - 4 SP - 321 EP - 342 Y2 - 2024/12/22 ER -