http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Handbook of Quantitative Science and Technology Research
The Use of Publication and Patent Statistics in Studies of S&T Systems
edited by Henk F. Moed, Wolfgang GlΓ€nzel, Ulrich Schmoch
Information storage and retrieval systems