@book{ BA07463055,
 author = "Newton, Isaac, Sir and Whiteside, Derek Thomas",
 title = "The preliminary manuscripts for Isaac Newton's 1687 Principia, 1684-1685 : facsimiles of the original autographs, now in Cambridge University Library, with an introduction",
 publisher = "Cambridge University Press",
 year = "1989",
 series = "Newton manuscripts series",
 number = "2",
 URL = "https://ci.nii.ac.jp/ncid/BA07463055"
}
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