Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ishii Keiko,"Why humans cooperate and help each other, and what the significance of cross-cultural research on cooperation and helping is: Comments on Niiya’s article",JAPANESE PSYCHOLOGICAL REVIEW,03861058,JAPANESE PSYCHOLOGICAL REVIEW,2020,63,3,346-353,https://cir.nii.ac.jp/crid/1390009562050523648,https://doi.org/10.24602/sjpr.63.3_346