http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Instytut Zoologii (Polska Akademia Nauk)
Articles in Polish, English, or German; summaries variously in English, French, German, Polish or Russian.
Acta ornithologica Musei Zoologici Polonici