Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ipek N. Sener and Rachel B. Copperman and Ram M. Pendyala and Chandra R. Bhat,"An analysis of children’s leisure activity engagement: examining the day of week, location, physical activity level, and fixity dimensions",Transportation,0049-4488,Springer Science and Business Media LLC,2008-05-28,35,5,673-696,https://cir.nii.ac.jp/crid/1363107369956905472,https://doi.org/10.1007/s11116-008-9173-9