References
- Erichsen Jones, J. R., 1964: Fish and River Pollution. — 203 p.
- Everhart, W. H. & Freeman, R. A., 1973: Toxic effects of aqueous aluminum to rainbow trout. — EPA-R3-73-011 b. 41 p.
- Göthberg, A. & Nagell, B., 1977: Toxic effects of aqueous aluminum to salmon. — Nat. Swedish Env. Prot. Board, in press.
- Hörnström, E., 1977: Effects of acidification on phytoplankton. — Nat. Swedish Env. Prot. Board, in press.
- Lind, C. J. & Hem, J. D., 1975: Effects of organic solutes on chemical reactions of aluminum. U. S. Geol. Surv., Water-Supply Paper 1827 b: 88 p.
- Wiklander, G., 1977: Royal Swedish Forestry High School Stockholm, pers. comm.