@article{oai:repository.dl.itc.u-tokyo.ac.jp:00015817,
 author = {大森, 房吉},
 journal = {震災豫防調査會報告},
 month = {Feb},
 pages = {130--131},
 title = {第27表 赤城山噴火(日本噴火志上編)},
 volume = {86},
 year = {1918}
}