6th GNSS Vulnerabilities and Solutions Conference, Baška, Krk, Croatia, 21-24 May 2012 : proceedings - Kos, Serđo; Filjar, Renato; Brčić, David; Cander, Ljiljana R.; Cokrlic, Marija; Wezka, Kinga; Galas, Roman; Jakowski, Norbert; Kos, Tomislav, inženjer elektrotehnike, 1958-; Luttenberger, Axel; Kieft, Peter; Kunštović, Martina; et al. (University of Rijeka, Faculty of Maritime Studies ; The Royal Institute of Navigation ; The Nottingham Geospatial Institute University of Nottingham, 2013)