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Bera, Tushar Kanti; Jampana, Nagaraju . (2010). [IEEE 2010 International Conference on Systems in Medicine and Biology (ICSMB) - Kharagpur, India (2010.12.16-2010.12.18)] 2010 International Conference on Systems in Medicine and Biology - A multifrequency constant current source suitable for Electrical Impedance Tomography (EIT). , (0), 278–283. doi:10.1109/icsmb.2010.5735387 
10.1109/icsmb.2010.5735387