Matched-filter template generation via spatial filtering: application to fetal biomagnetic recordings. - Ronald T. Wakai; William J. Lutter (IEEE Trans. Biomed. Eng., 2002)

Indices and Detectors for Fetal MCG Actography. - William J. Lutter; Ronald T. Wakai (IEEE Trans. Biomed. Eng., 2011)

Fetal QT Interval Estimation Using Sequential Hypothesis Testing. - Suhong Yu; Barry D. Van Veen; William J. Lutter; Ronald T. Wakai (IEEE Trans. Biomed. Eng., 2017)