1. 4) H. W. MARCH : BUCKLING OF PLATES OF ANY SYMMETRICAL CONSTRUCTION, EDGES SINPLY SUPPORTED BUCKLING OF PLATES WITH TWO EDGES CLAMPED, Forest Products Laboratory Report 1316-B, 1962
2. 5) Design of Wood Aircraft Structures, ANC-18 Bulletin, ANC handbook and Supplements, U.S. Govt. pp. 70-71, 1951
3. 6) Diets, G. H. : Engineering Laminates, Chapter 4 Plywood, John Wiley & Sons, New York, p. 252, 1949