http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
244.793 -- SCHROEDINGER,Erwin.- -- Space-Time Structure.(Repr.) - Cam= -- bridge:Univ.Press 1954.VIII,119 S.8° -- 1955:2385. -- Si.