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) R.G. Prins and F. Pierik and A. Etman and R.P. Sterkenburg and C.B.M. Kamphuis and F.J. van Lenthe,How many walking and cycling trips made by elderly are beyond commonly used buffer sizes: Results from a GPS study,Health & Place,1353-8292,Elsevier BV,2014-05,27,,127-133,https://cir.nii.ac.jp/crid/1360016868892025088,https://doi.org/10.1016/j.healthplace.2014.01.012