@inproceedings{
    polla03finsig,
    author = {P\"{o}ll\"{a}, Matti},
    title = "Comparison of Predictive {FIR}-based Zero-Crossing Detection Methods",
    url = "http://www.cis.hut.fi/mpolla/publications/polla03.pdf",
    booktitle = "Proceedings of {FINSIG'03} -- 2003 Finnish Signal Processing Symposium",
    year = "2003",
    month = "May",
    address = "Tampere, Finland",
    pages = "87--90"
}