Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Akio Itoh and Masatoshi Asari and Fumio Fukuzawa,Charge-Changing Collisions of 0.7-2.0 MeV Helium Beams in Various Gases-1-Electron Capture,Journal of the Physical Society of Japan,00319015,Tokyo : Physical Society of Japan,1980-03,48,3,p943-950,https://cir.nii.ac.jp/crid/1522543655596833280,