Hawker centres: Survive or not?, October 2023

Trans-boundary Pollution, September 2006

Golden Mile Complex: Vertical slum, March 2006

Malaysia-Singapore Airlines revenue pool: Parliamentary Question, November 2005; Straits Times

Record-keeping: Parliament: Amendment to Income Tax (Amendment) Bill, October 2025; Lee Hsien Loong Budget Statement, February 2006 

Race: Parliamentary Question, February 2005