McCulloch, Warren S.; Johnson, A. R.; Pitts, Walter H.; Gesteland, R. C.; Lettvin, Jerome Y.; Wall, P. D.(Research Laboratory of Electronics (RLE) at the Massachusetts Institute of Technology (MIT), 1956-01-15)
Yngve, V. H.; Applegate, J. R.; Shefts, B.; Chomsky, A. Noam; Ritter, Eva Maria(Research Laboratory of Electronics (RLE) at the Massachusetts Institute of Technology (MIT), 1956-01-15)