WASET
    Anant Oonsivilai and  Kenedy A. Greyson,  Optimization of Distributed Processors for Power System: Kalman Filters using Petri Net.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2009, vol. 29(5). 1215 - 1219
    [viewed 18 April 2024]. Available from: https://publications.waset.org/pdf/10879.