WASET
    Juha Korpijärvi and  Jari Kortelainen,  A Dynamic Programming Model for Maintenance of Electric Distribution System.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2009, vol. 29(5). 1326 - 1329
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/277.