@article{oai:repository.dl.itc.u-tokyo.ac.jp:00000346,
 author = {BERTIN, L. E.},
 journal = {Transactions of the Seismological Society of Japan},
 month = {},
 note = {application/pdf},
 pages = {1--15},
 title = {DE L'OSCILLOGRAPHE DOUBLE ET DE SON EMPLOI POUR L'ETUDE DU ROULIS ET DU TANGAGE},
 volume = {15},
 year = {1890}
}