http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Sách tập trung vào các vấn đề gia công kim loại bằng phương pháp cắt và mài.
Bành Tiến Long, Trần Sỹ Túy, Trần Thế Tục