Đại Việt sử ký toàn thư
According to "Đại Việt sử ký toàn thư", Lý Đạo Thành deceased in the tenth month in 1081, his position of chancellor was succeeded by Lê Văn Thịnh who was afterwards deprived of all titles and banished to a remote region after a controversial treason case in 1096.