1. Applanix, 2003. POSPac User Manual, Richmond Hill, Canada.
2. Bäumker, M., Heimes, F.J., 2001. New calibration and computing method for direct georeferencing of image and scanner data using the position and angular data of an hybrid inertial navigation system. In: Proceedings of the OEEPE Workshop on Integrated Sensor Orientation, Hannover. (accessed 07.08.11).
3. System calibration for direct georeferencing;Cramer;International Archives of Photogrammetry, Remote Sensing and Spatial Information Sciences,2002
4. In-flight camera calibration for direct georeferencing;Honkavaara;International Archives of Photogrammetry, Remote Sensing and Spatial Information Sciences,2004
5. Hutton, J., Savina, T., 1997. Computation of phi omega kappa from roll pitch heading. Applanix Technical Note.