MLA

Products Laboratory (U.S.), Forest, Wilhelm S Ericksen, and H. W March. Effects of Shear Deformation In the Core of a Flat Rectangular Sandwich Panel : Compressive Buckling of Sandwich Panels Having Dissimilar Facings of Unequal Thickness. : Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1965.