1. Construction Industry Master Plan 2006–2015 (CIDB 2006–2015),2006
2. Industrialized Building System (IBS) Roadmap 2011–2015,2011
3. Low Carbon City 2025 Sustainable Iskandar Malaysia,2009
4. Life cycle energy analysis of buildings: an overview;Ramesh;Energy Build.,2010
5. ISO 14044:2006(E), Environmental Management-Life Cycle Assessment-Requirement and Guidelines. First Edition 2006-07-01.