http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
On Subspecies and races of the lesser sand eel (Ammodytes lancea S. Lat.)
A contribution to the discussion of the species problem in fishes
Jensen, Ad[olf] S[everin]: On Subspecies and races of the lesser sand -- eel (Ammodytes lancea S. Lat.) A contribution to the discussion of the -- species problem in fishes. — København 1941. 33 S. 8° -- (Kgl. Danske Vidensk. Selskab. Biol. Meddelelser. 16, 9.) [42.1559 -- 1: Ab 4263 – 16, 9. 25 -- BZD
Kgl. Danske Vidensk. Selskab. Biol. Meddelelser. 16, 9