http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Rode, Egon: Speichelsteine. Quakenbrück 1932: Kleincrt. 40 S. 8° -- Münster, Med. Diss. v. 26. Sept. 1932 -- [U 32. 6810