Otte, M., Biedermann, C., Bozhenkov, S., Lazerson, S., Pedersen, T. S., & W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society (2017). Magnetic Flux Surface Measurements and Error Field Detection at Wendelstein 7-X Stellarator. Talk presented at 21st International Stellarator-Heliotron Workshop (ISHW 2017). Kyoto. 2017-10-02 - 2017-10-06.