http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Tập Nước chảy qua cầu thu góp một số bài viết ngắn của tác giả về Huế, chia làm 3 p[hần: Chân dung của Huế dưới nhiều góc độ khác nhau; Huế, thành phố lễ; Phần phụ lục gồm những bài có tính nghiên cứu, lịch sử