WASET
    Negar Riazifar and  Nigel G. Stocks,  Efficient Alias-free Level Crossing Sampling.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2022, vol. 185(5). 176 - 184
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10012563.