@CONFERENCE\{IMM2001-0188, author = "M. Rostgaard and N. K. Poulsen and O. Ravn", title = "Pay-load estimation of a {2DOF} flexible link Robot using a Delta-Operator Technique", year = "2001", pages = "248-253", booktitle = "2001 {IEEE} Conference on Control Application (CCA), Mexico City, Mexico", volume = "", series = "", editor = "", publisher = "", organization = "", address = "", url = "http://www2.compute.dtu.dk/pubdb/pubs/188-full.html" }