1. ASHRAE Handbook, 2005. Fundamentals. Chapter 8. American Society of Heating Refrigeration and Air-conditioning Engineers, Inc., 1791 Tullie Circle N.E., Atlanta, GA.
2. BS EN ISO 7730, 2005. Ergonomics of the thermal environment. Analytical determination and interpretation of thermal comfort using calculation of the PMV and PPD indices and local thermal comfort criteria. International Standardisation Organisation, Geneva.
3. Havenith, G., 2005. Clothing heat exchange models for research and application. In: Proceedings of the International Conference on Environmental Ergonomics, Ystad, Sweden, pp. 66–72.
4. ISO FDIS 9920, 2007. Ergonomics of the thermal environment. Estimation of the thermal insulation and evaporative resistance of a clothing ensemble. International Standardisation Organisation, Geneva.
5. Kuwait Government information profile. Kuwaiti Men's Traditional Dress. The official website of the State of Kuwait. 〈http://www.kuwait-info.org/main.php〉.