@article{oai:gunma-u.repo.nii.ac.jp:00004087,
 author = {Yamaguchi, Yukio and 山口, 幸男},
 journal = {群馬大学教育学部紀要. 人文・社会科学編},
 month = {Feb},
 note = {application/pdf, Departmental Bulletin Paper},
 pages = {35--46},
 title = {宇宙化時代の社会科地理教育},
 volume = {60},
 year = {2011}
}