Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kitadai Norio and Aono Masashi and Oono Yoshitsugu,Origin of metabolism: A perspective,Chikyukagaku,03864073,The Geochemical Society of Japan,2016,50,3,155-176,https://cir.nii.ac.jp/crid/1390282680720255232,https://doi.org/10.14934/chikyukagaku.50.155