Miljan B. Petrović and  Dušan B. Petrović and  Goran S. Nikolić,  An Approach to Noise Variance Estimation in Very Low Signal-to-Noise Ratio Stochastic Signals.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2016, vol. 111(3). 469 - 472
    [viewed 19 March 2024]. Available from: https://publications.waset.org/pdf/10003872.