1. Brown ET, editor. Rock mass characterisation testing and monitoring. ISRM suggested methods. Oxford: Pergamon Press, 1981.
2. Harrison JP. Improved analysis of rock mass geometry using mathematical and photogrammetric methods. Ph.D. thesis, Imperial College, London, UK, 1993.
3. Rock mass characterisation using photoanalysis;Franklin;Int J Mining Geol Engng,1988
4. Tanimoto C, Murai S, Kiyama H, Michihiro K. Hydraulic behaviour of rock joints through the infrared photo image analysis. Proceedings of the Seventh International Congress on Rock Mechanics, Aachen, Germany. Rotterdam: Balkema.
5. Digital image processing;Gonzalez,1992