Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ozoe Hiroyuki and Okamoto Takashi and Churchill Stuart W.,Natural Convection in a Vertical Annular Space Heated from Below,KAGAKU KOGAKU RONBUNSHU,0386216X,"The Society of Chemical Engineers, Japan",1979,5,5,457-463,https://cir.nii.ac.jp/crid/1390001204509691392,https://doi.org/10.1252/kakoronbunshu.5.457