@book{oai:gunma-u.repo.nii.ac.jp:00000480,
 author = {Leibniz, Gottfried Wilhelm  Freiherr von and Gerhardt, Carl Immanuel},
 month = {},
 note = {application/pdf},
 publisher = {H.W. Schmidt},
 title = {Briefwechsel zwischen Leibniz, Jacob Bernoulli, Johann Bernoulli und Nicolaus Bernoulli},
 year = {1856}
}