| Avaa | Clark, Richard D. Alexander, Gaylord R. Gowing, Howard
| A history and evaluation of regulations for Brook trout and Brown trout in Michigan streams | linkki | artikkeli | puronieriä, taimen | | | 1981 | 14 | | | Eripainos: North American Jour... | I-Kalatutkimus: Taimen (avokotelo 9) |