The four-electrode resistivity technique in anisotropic media: theoretical analysis and application on myocardial tissue in vivo. - Paul Steendijk; Gerrit Mur; Enno T. Van Der Velde; Jan Baan (IEEE Trans. Biomed. Eng., 1993)

The trans-cardiac conductance method for on-line measurement of left ventricular volume: assessment of parallel conductance offset volume. - Eva M. Staal; Paul Steendijk; Jan Baan (IEEE Trans. Biomed. Eng., 2003)