^Walter H. Slote, George A. De Vos Confucianism and the Family 1998 - Page 97 "This code was promulgated again with commentaries by his son Le Hien Tong (r. 1497-1504) (Kham Dinh Viet Su Thong Giam Cuoung Muc). As Le Thanh Tong's long reign was one of the most glorious in Vietnamese history, this emperor ..."
^Keith Weller Taylor, John K. Whitmore Essays into Vietnamese pasts 1995 Page 116 "The crisis in sixteenth-century Đại Việt began in 1504 with the death of Lê Hiến-tông, son of the major fifteenth-century ruler Thánh-tông. It ended eighty-eight years later as the Trịnh drove the Mạc from the capital of Thăng-long."
