Konstantin Klipp Helge Rosé Jonas D. Willaredt Oliver Sawade Ilja Radusch Rotation-Invariant Magnetic Features for Inertial Indoor-Localization. 1-10 2018 IPIN https://doi.org/10.1109/IPIN.2018.8533842 conf/ipin/2018 db/conf/ipin/ipin2018.html#KlippRWSR18