The use of body motion for powering biomedical devices, E. Romero, R. O. Warrington, M. R. Neuman
Michigan Tech Publications

Defining a curriculum for service systems engineering, S. A. Sorby, Leonard J. Bohmann, Thomas David Drummer, T. D. Frendewey, Dana M. Johnson, Kris G. Mattila, John W. Sutherland, R. O. Warrington
College of Business Publications