Fixed, associative memory using evaporated organic diode arrays. - Morton H. Lewin; H. R. Beelitz; Jan A. Rajchman (AFIPS Fall Joint Computing Conference, 1963)

Fixed Resistor-Card Memory. - Morton H. Lewin; H. R. Beelitz; J. Guarracini (IEEE Trans. Electron. Comput., 1965)

System architecture for large-scale integration. - H. R. Beelitz; Saul Y. Levy; Robert J. Linhardt; H. S. Miller (AFIPS Fall Joint Computing Conference, 1967)