The book gathered a total of 22 articles & papers of many authors & researchers covering different aspects of the topic of " Celebration of the occasion of 1000-year Thang Long - Ha Noi. Here are some the most representative ones: 1 - The imprints of Thang Long - Ha Noi in the first half of the 19th century. By Dinh Xuan Lam. 2 - One intellectual of Thang Long - Ha Noi in the hearts of the Saigonans. By Phan Van Hoang. 3 - The historian Tran Huy Lieu ( 1901 - 1969 ) covered history of Hanoi. By Hai Ngoc Thai Nhan Hoa. ... And many others.