1. The use of a non-metric camera for very short range dental stereo-photogrammetry;Adams;Photogramm. Rec.,1978
2. Specification for Haemacytometer Counting Chambers and Dilution Pipettes;British Standards Institution (BSI),1963
3. Probleme der Stereophotogrammetrie in der Microscopie und Electronmicroscopie;Hubeny,1960
4. Photogrammetry in metallic hardness measurement instrumentation;Layton,1978