著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Daisuke Yoshida and Jerome Quintin,Maximal extensions and singularities in inflationary spacetimes,Classical and Quantum Gravity,0264-9381,IOP Publishing,2018-07-16,35,15,155019,https://cir.nii.ac.jp/crid/1361137046123638784,https://doi.org/10.1088/1361-6382/aacf4b