| Avaa | Dahl, Jø̞rgen
| Studies on the Biology of Danish Stream Fishes : 1. The food of Grayling (Thymallus thymallus) in some Jutland Streams | | artikkeli | harjus - harri, ravinto, Tanska | | | 1962 | 66 | | | Eripainos: Meddelelser fra Dan... | I-Kalatutkimus: Harjus (avokotelo 3) |