1. Cantieni, Experimental methods used in system identification of civil engineering structures, in: Proceedings of the International Operational Modal Analysis Conference (IOMAC), Copenhagen, 2005, pp. 249–260.
2. A. Cunha, E. CAetano, From input–output to output-only modal identification of civil engineering, in: Proceedings of the International Operational Modal Analysis Conference (IOMAC), Copenhagen, 2005, pp. 11–27.
3. R. Brincker, C. Ventura, P. Andersen, Why output-only modal testing is a desirable tool for a wide range of practical applications, in: Proceedings off the International Modal Analysis Conference (IMAC XXI), Orlando, USA, 2003, paper 265.
4. N. Møller, R. Brincker, H. Herlufsen, P. Andersen, Modal testing of mechanical structures subject to operational excitation forces, in: Proceedings of The 19th International Modal Analysis Conference (IMAC), Kissimmee, FL, 2001, pp. 262–269
5. R. Brincker, P. Andersen, N. Møller, H. Herlufsen, Output only testing of a car body subject to engine excitation, in: Proceedings of The 18th International Modal Analysis Conference (IMAC), San Antonio, TX, 2000, pp. 786–792.