WASET
    J.Morris and  D.Allinson and  J.Harrison and  K.J. Lomas,  Towards Benchmarking English Residential Gas Consumption.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2012, vol. 66(6). 402 - 408
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/5761.