1. The Moir Method-A New Experimental Method for Determination of Moments;Ligtenberg F. K.;Proceedings of the Society for Experimental stress Analysis,1955
2. Bradley w. A. "The Determination of Moments and Deflectios in Plates by the Moire Method and by Finite Differences " Doctoral thes 1s submitted to the University of Michigan 1956.
3. Raju B. B. "A Study of Simply Supported Square Plates by the Moire Method and by Finite Differences " Masters thesis submitted to Michigan State Univ.?rsity 1958.
4. Presan Corporation "Photo Reflective Stress Analysis " a pamphlet prepared by Presan Cop.; Los Angeles 39 California.
5. Salvadori M. G. and Baron M. L. Numerical Methods in Engineering Prentice-Hall Inc. New York; 1952.