| Authors(s) | Erlinge S. |
| Year | 1967 |
| Title | Food-habits of the fish-otter, Lutra lutra, in south Swedish habitats. Viltrevy Swedish Wildlife, 74p |
| Authors(s) | Erlinge S. |
| Year | 1967 |
| Title | Food-habits of the fish-otter, Lutra lutra, in south Swedish habitats. Viltrevy Swedish Wildlife, 74p |