Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 村山 昌平 and 中澤 高清 and 青木 周司 and 森本 真司 and Shohei Murayama and Takakiyo Nakazawa and Shuhji Aoki and Shinji Morimoto,"Variations of the carbon and oxygen isotopic ratios of atmospheric CO2 at Syowa Station, Antarctica",南極資料 = Antarctic Record,0085-7289,dummy publisher,1997-03,41,1,177-190,https://cir.nii.ac.jp/crid/1390572174636103680,https://doi.org/10.15094/00008968