References
- Bauer, G., 1987: Reproductive strategy of the freshwater pearl mussel. — J. Anim. Ecol. 56: 691–704
- Bauer, G., 1988: Threats to the freshwater pearl mussel Margaritifera margaritifera L. in Central Europe. — Biol. Conserv. 45: 239–253.
- Bauer, G., 1992: Variation in the life span and size of the freshwater pearl mussel. — J. Anim. Ecol., 61: 425–436.
- Buddensiek, V., 1995: The culture of juvenile freshwater pearl mussels Margaritifera margaritifera L. in cages: A contribution to conservation programmes and the knowledge of habitat requirements. — Biol. Conserv. 74: 33–40.
- Dolmen, D. & Kleiven, E., 1993: Audna. Elvemuslingsprosjektet. -DN notatl-1993. — Directorate for Nature Management (in Norwegian).
- Hruska, J., 1992: The freshwater pearl mussel in South Bohemia: Evaluation of the effect of temperature on reproduction, growth and age structure of the population. — Arch. Hydrobiol. 126: 181–191.
- Kaste, Ø. & Akselberg, Ø., 1992: Naringsstofftilfersler til Beelva med sidevassdrag (Nutrient supply to Bøelva river and its tributaries). — Fylkesmannen i Telemark, report no 8/92. (in Norwegian).
- Kleiven, E., Økland, J. & Dolmen, D., 1989: Elveperlemuslingen — muslingen med kongelig pondus. — Annual report from Vest-Agder Fylkesmuseum (in Norwegian).
- Meyers, T. R. & Millemann, R. E., 1977: Glochidiosis of salmonid fishes. I. Comparative susceptibility to experimental infection with Margaritifera margaritifera (L.) (Pelecypoda: Margaritiferidae). — J. Parasitol. 63: 728–732.
- Mejdell Larsen, B., Eken, M. & Tysse, Å., 1995: Elvemusling, Margaritifera margaritifera, i Simoa, Buskerud — Utbredelse og bestandsstatus. — NINA. Oppdragsmelding 380: 1–17 (in Norwegian).
- Prokhorov, V. G., 1995a: Age structure of a population of Margaritifera margaritifera (Mollusca, Bivalvia) and estimation of its condition. — Rus. J. Ecol. 26: 454–455.
- Prokhorov, V. G., 1995b: Determination of age structure and estimation of the population state of Margaritifera margaritifera (Mollusca, Bivalvia, Margaritiferidae) in the Varzuga Basin. — Rus. J. Ecol. 26: 226–227.
- Sft, 1996: Statlig program for forurensningsovervåking (National program for pollution control). — Rep. no. 663/96 (summary in English).
- Valovirta, L, 1977: Report of mapping of non-marine molluscs in Finland. — Malacologia 16: 267–270.
- Wellmann, G., 1939: Untersuchungen uber die Flussperlmuschel (Margaritifera margaritifera L.) und ihren Lebensraum in Bachender Luneburger Heide. — Zeit. Fish. 36: 489–603.
- Wille, H. J., 1786: Beskrivelse Over Sillejords Prestegield I Øvre-Telemarken i Norge. — Lokalhistorisk Forlag, 2314 Espa, Norway. (New Edition, 1989, in Danish.)
- Yong, M. R. & Williams, J. C., 1984: The reproductive biology of the freshwater pearl mussel Margaritifera margaritifera in Scotland. I. Field studies. — Arch. Hydrobiol. 99: 405–422.