'Bui Duong Lich (1757 - 1828) was an official in the Vietnamese feudal dynasty and a teacher, historian, geographer has many detailed records, focusing on authenticity. Record on Nghe An land (Nghe An Ky) is a famous Vietnamese book set, written around the beginning of the XIX century. The book has been compiled very elaborately, fully reflecting the history, geography, climate, characters, poetry ... of Nghe An town (now Nghe An and Ha Tinh provinces). The work has three large chapters divided according to Confucian triangular conception (Heaven, Earth, Human: records of heaven, land and human. Nghe An Ky has great academic value, it is an original document that provides a lot of direct, reliable information for researchers and those interested in learning about Vietnamese historical geography.