Baobin Feng Wenjuan Wang Junxing Cao An Improved Tikhonov Regularization Method for Conductivity Tomography Imaging. 406-409 2008 ISCSCT (2) https://doi.org/10.1109/ISCSCT.2008.330 https://doi.ieeecomputersociety.org/10.1109/ISCSCT.2008.330 conf/iscsct/2008 db/conf/iscsct/iscsct2008-2.html#FengWC08