http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Catalogus plantarum in Canariensibus insulis sponte et subsponte crescentium
SAUER, Fritz: -- Catalogus plantarum in Canariensibus insulis -- sponte et subsponte crescentium.- 1880. -- Diss.Halle/S.