Unveiling the Mystery of Yong Zhengdi Yang
These two people have made great achievements in the study of Yongzheng, and they are also objective and true.
The book A Lost Sense of Justice was compiled by Yongzheng himself, which is basically credible.
The poems collected by Yongzheng in The Heart of the Moon show that the author's mood is exactly what he wants to present. . .
Notes on Yongzheng, Imperial edict to Cabinet and Records of Sejong in Qing Dynasty are all chronological works during Yongzheng period. Judging from its authenticity, Ju Zhu: A Record of Imperial Decree.