<https://kinhtedothi.vn/dau-an-mua-thu-cach-mang-1945-qua-nhung-tai-lieu-lich-su.html>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://kinhtedothi.vn/dau-an-mua-thu-cach-mang-1945-qua-nhung-tai-lieu-lich-su.html>