@article{oai:rku.repo.nii.ac.jp:00001987, author = {古井, 恒 and フルイ, ヒサシ}, journal = {流通問題研究}, month = {Jul}, note = {P(論文)}, pages = {61--99}, title = {PETボトルのリサイクル}, volume = {29}, year = {1997} }