@article{oai:reitaku.repo.nii.ac.jp:00001293,
 author = {中山, 理},
 journal = {道徳教育学研究},
 month = {Oct},
 pages = {35--48},
 title = {A Causal Relationship between Gratitude as a Positive Feeling and Well-being : from the Viewpoint of Dr. Chikuro Hiroike’s Moral Philosophy and Positive Psychology},
 volume = {1},
 year = {2020},
 yomi = {ナカヤマ, オサム}
}