M. Wagner, M. Fuchs, H. A. Wischmann, K. Ottenberg, and O. Dössel.
Cortex segmentation from 3D MR images for MEG reconstructions.
In Biomagnetism: fundamental research and clinical applications; proceedings of the 9th International Conference on Biomagnetism (BIOMAG '93 Vienna), Amsterdam, Elsevier/IOS Press, pp. 433-438, 1995