WILLIAMS, A. and GILLOTT, M., 2011. Carbon footprint of a 100-year old house: Case-study of improvements and implications for the UK housing stock In: World Renewable Energy Congress – Linköping, Sweden, 8-13 May 2011.
DODO, A., WILLIAMS, A., OWERS-BRADLEY, J., ZHU, J. and RIFFAT, S., 2010. A study on Energy Efficient Magnetic Desiccant Ventilation System In: 9th International Conference on Sustainable Energy Technologies.
WILLIAMS, A.A., 2010. Centrifugal Pumps as Turbines: a Review of Technology and Applications In: Hidroenergia 2010.
WILLIAMS, A.A. and SIMPSON, R., 2009. Pico hydro: reducing the technical risks for rural electrification Renewable Energy. 34(9), 1986-1991
WILLIAMS, A.A., 2009. Applications for Mini and Pico Hydropower to Provide African and Asian Households With a Direct Power Supply Renewable Energy 2009. 103-106
WILLIAMS, A. A. and MAHER. P., 2008. Mini-grid design for rural electrification: optimisation and applications In: Universitas 21 Energy Conference, Birmingham, 8-10 Sept. 2008.
WILLIAMS, A. A. and RODRIGUES, A., 2008. The Performance of Centrifugal Pumps as Turbines and Influence of Pump Geometry In: Hidroenergia 2008, Bled, Slovenia, June 12-13, 2008..
WILLIAMS, A.A., 2007. Pico hydro for cost-effective lighting Boiling Point. 53, 14-16
WILLIAMS, A.A., 2007. Sustainable Hydropower - A Low-cost Option for Rural Electrification At: Renewable Energy 2007 ed. Ali Sayigh
SIMPSON, R. and WILLIAMS, A. A., 2006. The design of cost-effective pico-propeller turbines for developing countries In: Hidroenergia 2006, Crieff, Scotland, June 7-9, 2006.
SANCHEZ, T., WILLIAMS, A.A. and SMITH, N.P.A., 2006. The Critical Factors for sustainable stand-alone energy systems in remote rural villages In: International Conference on Renewable Energy for Developing Countries, Washington D.C., USA, April 2006.
WILLIAMS, A.A. and PORTER, S., 2006. Comparison of hydropower options for developing countries with regard to the environmental, social and economic aspects In: International Conference on Renewable Energy for Developing Countries, Washington D.C., USA, April 2006.
WILLIAMS, A.A., 2005. Micro hydropower. In: LICKER, M., ed., McGraw-Hill Yearbook of Science and Technology 2005 McGraw-Hill. 204-208
WILLIAMS, A, 2003. Pumps as Turbines: a user’s guide 2. ITDG Publishing, London.