http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Giáo trình gồm 3 phần: I. Cấu tạo nguyên tử; II. Cấu tạo phân tử và liên kết hóa học; III Các hệ ngưng tụ: liên kết và cấu trúc.