p00123
Walter
Pitts
p01182
Jerry
Lettvin
p00123->p01182
p00012
Humberto
R.
Maturana
p00123->p00012
p00040
Warren
McCulloch
p00123->p00040
p00012->p01182
p00012->p00040
p00005
Heinz
von
Foerster
p00012->p00005
p00040->p01182
p00005->p00123
p00005->p00012
p00005->p00040