Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ohtsuki Y. H.,The Theory of Normal and Abnormal Absorptions in Electron Diffraction,Journal of the Physical Society of Japan,00319015,THE PHYSICAL SOCIETY OF JAPAN,1968,24,3,555-560,https://cir.nii.ac.jp/crid/1390001204189382016,https://doi.org/10.1143/jpsj.24.555