@inproceedings{metropol-sihvola-trb-2010,
  author = {Teemu Sihvola and Lauri H{\"a}me and Reijo Sulonen},
  title = {Passenger-Pooling and Trip-Combining Potential of High-Density Demand-Responsive Transport},
  booktitle = {TRB 89th Annual Meeting},
  year = {2010},
  month = {Jan.},
}