| Trích dẫn | Stirling, I. and T.G. Smith, 1975 Interrelationships of arctic ocean mammals in the sea ice habitat. Circumpolar Conference on Northern Ecology 2:129-136. |
| Tài liệu tham khảo | 81154 Stirling, I. and T.G. Smith, 1975 |
| Trang | 3 |
| Named Used as Valid | Ursus maritimus |
| Địa phương | |
| Distribution |