Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MAEHARA TAKEKO and KINJYO Ikuko and INATANI FUMIE,Relationships of Grandchildren with Paternal and Maternal Grandparents,The Japanese Journal of Educational Psychology,0021-5015,The Japanese Association of Educational Psychology,2000,48,2,120-127,https://cir.nii.ac.jp/crid/1390282680437070464,https://doi.org/10.5926/jjep1953.48.2_120