@book{ BA18950590,
author = "Leibniz, Gottfried Wilhelm, Freiherr von and Parkinson, G. H. R. (George Henry Radcliffe)",
title = "De summa rerum : metaphysical papers, 1675-1676",
publisher = "Yale University Press",
year = "1992",
series = "The Yale Leibniz",
number = "",
URL = "https://ci.nii.ac.jp/ncid/BA18950590"
}