Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "HIROI, Masahiko and KOYAMA, Keiichi and ITO, Masakazu and SHIGETA, Iduru",Helium-liquefier system,"Reports of the Faculty of Science, Kagoshima University",13456938,鹿児島大学,2011-12-30,44,,27-32,https://cir.nii.ac.jp/crid/1050001338886330496,