@article{oai:waseda.repo.nii.ac.jp:02001000,
 author = {Inaba, Shin-ichiro},
 issue = {1},
 journal = {Journal of Philosophy of Life},
 month = {Jan},
 pages = {5--28},
 title = {Isaac Asimov and the Current State of Space Science Fiction : In the Light of Space Ethics},
 volume = {13},
 year = {2023}
}