1. Brown, B. H., and Seagar, A. D. (1985). Applied potential tomography – data collection problems. IEE conference publication, IEE: 79–82.
2. Dairy processing handbook;Bylund,1995
3. Synthesis of T2 and Q statistics for process monitoring;Chen;Control Engineering Practice,2004
4. Principal component analysis;Dunteman,1989
5. An application of electrocardiographic lead theory to impedance plethysmography;Geselowitz;IEEE Transactions on Biomedical Engineering,1971