共 5 条
[4]
Travel-time ratios for visits to the workplace: the relationship between commuting time and work duration[J] . Tim Schwanen,Martin Dijst.Transportation Research Part A . 2002 (7)
[5]
Travel time ratio: the key factor of spatial reach[J] . Martin Dijst,Velibor Vidakovic.Transportation . 2000 (2)

