http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Observations on the results of the Fourth Crusade
Ανάτυπο από το Medievalia et Humanistica, New Series, Number 12 (Paul Maurice Clogan, ed.). Rowman & Allanheld, Totowa, NJ, 1984.