A Scalable Collaborative Online System for City Reconstruction. - Ole Untzelmann; Torsten Sattler; Sven Middelberg; Leif Kobbelt (ICCV Workshops, 2013)

Scalable 6-DOF Localization on Mobile Devices. - Sven Middelberg; Torsten Sattler; Ole Untzelmann; Leif Kobbelt (ECCV (2), 2014)