DeClaris, N.; Stern, T. E.; Sebestyen, G. S.; Thornton, R. D.(Research Laboratory of Electronics (RLE) at the Massachusetts Institute of Technology (MIT), 1955-07-15)
Gesteland, R. C.; Lettvin, Jerome Y.; Wall, P. D.; Pitts, Walter H.; Johnson, A. R.; Andrew, A. M.; McCulloch, Warren S.; Howland, Bradford H.(Research Laboratory of Electronics (RLE) at the Massachusetts Institute of Technology (MIT), 1955-07-15)