著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) G Peters,Measurement of digestive variables in free-living animals: gastric motility in penguins during foraging,Mem Nat Inst Polar Res Special Issue,,,2004,58,,203,https://cir.nii.ac.jp/crid/1370002219457204098,