@article{oai:tsukuba.repo.nii.ac.jp:00049812,
 author = {佐々木, 博 and Sasaki, Hirosi},
 journal = {筑波大学人文地理学研究, Tsukuba studies in human geography.},
 month = {Mar},
 pages = {101--119},
 title = {首都50km圏の緑地面積の変動},
 volume = {1},
 year = {1977}
}