http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
proceedings of First USA-USSR Symposium on Fracture of Composite Materials, held at the Hotel Jurmala, Riga, USSR, September 4-7, 1978
USA-USSR Symposium on Fracture of Composite Materials 1978 : Riga, Latvia)