A new concept in analog computers. - Lee Cahn (AIEE-IRE Computer Conference (Western), 1953)

Accuracy of an Analog Computer. - Lee Cahn (Trans. I R E Prof. Group Electron. Comput., 1953)

Experiments in processing pictorial information with a digital computer. - Russell A. Kirsch; Lee Cahn; C. Ray; Genevie H. Urban (IRE-ACM-AIEE Computer Conference (Eastern), 1957)