1. Barker K. (2005) Single Value Decomposition Tutorial
2. Borsic A. (2002) Regularisation Methods for Imaging from Electrical Measurements, PhD Thesis, Oxford Brookes, UK.
3. Bovik A., Ed. (2000) Handbook of Image and Video Processing, Academic Press, pp. 141–160.
4. Dai T., Adler A. (2008) In: 30th Annual International Conference of the IEEE, Engineering in Medicine and Biology Society (EMBS 2008), 2721–2724.