1. Vander Lugt, A., “Signal Detection for Complex Spatial Filtering,”IEEE Trans. Inform. Theory,IT-10, (2) (April 1964).
2. Cutrona, L. J., Recent Developments in Coherent Optical Technology, Optical and Electro-Optical Information Processing, edited byTipplett, Clapp, Berkowitz and Kaestor, Chpt. 6, MIT Press, Cambridge, Mass (1965).
3. de Haas, H. M. and Loof, H. W., “An Optical Method to Facilitate the Interpretation of Moiré Pictures,” VDI-Berichte, Nr. 102, Experimentelle Spannungsanlyse, Berlin (1966).
4. Post, D., “New Optical Methods of Moiré-fringe Multiplication,” Experimental Mechanics,8(2), (1968).
5. Post, D., “Analysis of Moiré Fringe Multipliction Phenomena”, {jtAppl. Opt.}, {vn6} ({sn11}) ({dy1967}).