Steinbrecher, D. H.; Montress, G. K.; Walker, M. G.; Kunzi, K. F.; Kjartansson, V. T.; Chu, Alex; Navarro, M. S.(Research Laboratory of Electronics (RLE) at the Massachusetts Institute of Technology (MIT), 1972-07-15)
Huggins, A. W. F.; Portnoff, Michael R.; Zue, Victor W.; Oppenheim, Alan V.(Research Laboratory of Electronics (RLE) at the Massachusetts Institute of Technology (MIT), 1972-07-15)
Zimmermann, Henry J.; Harvey, George G.; Mason, Samuel J.(Research Laboratory of Electronics (RLE) at the Massachusetts Institute of Technology (MIT), 1972-07-15)