Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) OKAMOTO Masaaki and SEKIYA Tsuyoshi and IKEGAWA Motoki,"Numerical Analysis for Sandwich Plates by Difference Method : 1st Report, Analysis of Flexure Problems",Transactions of the Japan Society of Mechanical Engineers,00290270,The Japan Society of Mechanical Engineers,1963,29,206,1560-1568,https://cir.nii.ac.jp/crid/1390001205157827072,https://doi.org/10.1299/kikai1938.29.1560