Number of the records: 1
Acta Zoologica Fennica
- Zoologica
Acta Zoologica Fennica. 108. -- (1964), 108: The evolution of the Polar Bear, Ursus maritimus Philipps. -- Helsinki : Societas pro Fauna et Flora Fennica, 1964.
zoologie. odborné časopisy
59. (051)-027.561
Number of the records: 1