WASET
    John Lamb and  Robert Epstein and  Vasundhara L. Bhupathi and  Sanjeev Kumar Marimekala,  A Methodology for Creating Energy Sustainability in an Enterprise.   journal   = {International Journal of Architectural and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2023, vol. 202(10). 401 - 407
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10013319.