@inproceedings{Axelssonetal:11,
    author = "Axelsson, Patrik and Orguner, Umut and Gustafsson, Fredrik and Norrl{\"{o}}f, Mikael",
    title = "ML Estimation of Process Noise Variance in Dynamic Systems",
    year = "2011",
    month = Aug,
    address = "Milano, Italy",
    booktitle = "Proceedings of 18th IFAC World Congress",
    pages = "5609-5614",
}