http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
a manual of analytical methods and general reference for the analytical chemist and for the advanced student
xxxi, 2617 p.: ilustraciones; tablas; figuras; diagramas;
v. 1. The elements.--v. 2. Special subjects.