User:Donald Trung/Hanoi under Nguyễn dynasty rule/Infobox

Sources to use

 * https://www.bbc.com/vietnamese/vietnam-40433411


 * https://archives.org.vn/gioi-thieu-tai-lieu-nghiep-vu/nhung-dai-dich-benh-trong-lich-su-viet-nam.htm (Pandemic in Hanoi).


 * https://archives.org.vn/gioi-thieu-tai-lieu-nghiep-vu/co-vat-viet-nam-va-noi-dau-thoi-can-dai.htm


 * https://luutru.gov.vn/cong-bo-gioi-thieu-tai-lieu/thanh-ha-noi.htm


 * https://baochinhphu.vn/nguoi-dat-ten-moi-cho-nhieu-con-pho-ha-noi-10236237.htm


 * https://danviet.vn/tinh-than-dan-toc-cua-bac-si-tran-van-lai-va-nhung-di-san-de-lai-77771010485.htm