Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
Yin-Yen Tseng and Erik T. Verhoef,Value of time by time of day: A stated-preference study,Transportation Research Part B: Methodological,0191-2615,Elsevier BV,2008-08,42,7-8,607-618,https://cir.nii.ac.jp/crid/1361418520222318080,https://doi.org/10.1016/j.trb.2007.12.001