Bringing European river quality into line: An exercise to intercalibrate macro-invertebrate classification methods

1. Bennett, C.
2. Owen, R.
3. Birk, S.
4. Buffagni, A.
5. Erba, S.
6. Mengin, N.
7. Murray-Bligh, J.
8. Ofenböck, G.
9. Pardo, I.
10. van de Bund, W.
11. Wagner, F.
12. Wasson, J.-G.