@article{oai:repository.dl.itc.u-tokyo.ac.jp:00000233,
 author = {Milne, John},
 journal = {Seismological journal of Japan},
 month = {},
 note = {application/pdf},
 pages = {113--118},
 title = {On the Movements of Horizontal Pendulums},
 volume = {17},
 year = {1893}
}