@article{oai:repository.dl.itc.u-tokyo.ac.jp:00032199, author = {吉川, 慎}, journal = {技術研究報告}, month = {}, note = {<短報>}, pages = {20--23}, title = {阿蘇火山中岳第1火口の温度変化と火山活動}, volume = {11}, year = {2005} }