Lu's biography in both the Old Book of Tang and the New Book of Tang indicated that Lu Chen was Lu Yuanfang's great-grandfather, but the table of chancellors' family trees in New Book of Tang indicated that Lu Chen was Lu Yuanfang's grandfather. Compare Old Book of Tang, vol. 92 and New Book of Tang, vol. 129 with New Book of Tang, vol. 73, part 2."唐書 列傳 第四一至五五". Archived from the original on 2008-02-26. Retrieved 2008-02-26.
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Lu's biography in both the Old Book of Tang and the New Book of Tang indicated that Lu Chen was Lu Yuanfang's great-grandfather, but the table of chancellors' family trees in New Book of Tang indicated that Lu Chen was Lu Yuanfang's grandfather. Compare Old Book of Tang, vol. 92 and New Book of Tang, vol. 129 with New Book of Tang, vol. 73, part 2."唐書 列傳 第四一至五五". Archived from the original on 2008-02-26. Retrieved 2008-02-26.
