Donald M. Dix."Submitted to the Department of Mechanical Engineering, M.I.T., August 25, 1961, in partial fulfillment of the requirements for the degree of Doctor of Science." "July 9, 1962."Bibliography: p. 127-128.Army Signal Corps Contract DA 36-039-sc-78108. Dept. of the Army Task 3-99-20-001 and Project 3-99-00-000. Army Signal Corps Contract No. DA-SIG-36-039-61-G14. National Science Foundation Grant G-9330.