Topographical Mapping of Brain Electrical Activity. - Samuel K. Law; Paul L. Nunez; Andrew F. Westdorp; Arden V. Nelson; Kenneth L. Pilgreen (IEEE Visualization, 1991)

High-resolution EEG using spline generated surface Laplacians on spherical and ellipsoidal surfaces. - Samuel K. Law; Paul L. Nunez; Ranjith S. Wijesinghe (IEEE Trans. Biomed. Eng., 1993)