@article{oai:nied-repo.bosai.go.jp:00002594, author = {佐藤 春夫}, issue = {34}, journal = {国立防災科学技術センター研究速報}, month = {Mar}, pages = {1--32}, title = {A Short Note on Borehole-Type Tiltmeters and Earthquake Prediction}, year = {1979} }