1. News extract from Property Post 26/9/01.
2. Lam KC. Quality Assurance System for Quality Building Services Maintenance. In: National Conference Part 1, Paper 2, July, 2001. The Chartered Institution of Building Services Engineers.
3. Designing building for maintenance;Arditi;Journal of Architectural Engineering,1999
4. Issues in building maintenance;Arditi;Journal of Architectural Engineering,1999
5. Assessing the service quality of building maintenance providers;Kim;Construction Management and Economics,2001