1. Space resection of 35 mm model aircraf photography;Bolt;International Archives of Photogrammetry and Remote Sensing,1984
2. Accuracy test of a new stereoscopic instrument;Carson;Kart og Plan,1985
3. Considerations of specifications for small format aerial photography;Graham;Photogrammetric Record,1989
4. Consequences of enlarging 35-mm aerial photography;Needham;Photogrammetric Engineering and Remote Sensing,1984
5. Bridging control for 35 mm aerial photos: problems when surveyed ground control is unavailable;Warner;Kart og Plan,1988