http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Những thành tựu phát minh mới nhất trong khoa học kỹ thuật thế kỷ 20
Trần Thuật Bành và Trần Thiện Dư; Nguyễn Hồng Lân biên dịch