@article{tanikawa2009urban,
  title = {Urban stock over time: spatial material stock analysis using 4d-GIS}
  author = {Tanikawa, Hiroki and Hashimoto, Seiji},
  journal = {Building Research & Information},
  url = {https://doi.org/10.1080/09613210903169394},
  doi = {10.1080/09613210903169394},
  year = {2009}
}