@article{WernholtG:08a,
    author = "Wernholt, Erik and Gunnarsson, Svante",
    title = "Estimation of Nonlinear Effects in Frequency Domain Identification of Industrial Robots",
    year = "2008",
    month = Apr,
    URL = "http://www.control.isy.liu.se/publications/doc?id=2046",
    number = "4",
    volume = "57",
    pages = "856-863",
    journal = "IEEE Transactions on Instrumentation and Measurement",
}