Tosaphol Ratniyomchai and  Uthai Jaithong and  Thanatchai Kulworawanichpong,  Power Line Carrier for Power Telemetering.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2011, vol. 56(8). 975 - 978
    [viewed 19 October 2019]. Available from: https://publications.waset.org/pdf/3301.