2024-03-28T13:35:01Zhttps://eprints.lib.hokudai.ac.jp/dspace-oai/requestoai:eprints.lib.hokudai.ac.jp:2115/140792019-04-25T02:49:57Zhdl_2115_13752hdl_2115_13714hdl_2115_1161977-78年有珠山噴火に伴う辺長変化の準連続観測Quasi-Continuous Observation of Changes in Distance Caused by the 1977-78 Eruption of Usu Volcano, Hokkaido原田, 徹山下, 済渡辺, 秀文450.12北海道大学理学部地球物理学教室Departmental Bulletin Paperapplication/pdfhttp://hdl.handle.net/2115/14079info:doi/10.14943/gbhu.38.31https://eprints.lib.hokudai.ac.jp/dspace/bitstream/2115/14079/1/38_p31-40.pdf0439-3503AN0008976X北海道大学地球物理学研究報告3831401979-11-30jpnpublisher