References
- Janus, L. L. & Vollenweider, R. A., 1981: Summary Report, The OECD Cooperative Programme on Eutrophication, Canadian Contribution. — CCIW-NWRI-Scientific Series Nos. 131 and 131-S.
- Vollenweider, R. A., 1975: Input-Output Models with special Reference to the Phosphorus Loading Concept in Limnology. — Schweiz. Z. Hydrol. 37: 53–84.
- Vollenweider, R. A. & Kerekes, J. J., 1980: OECD Cooperative Programme on Monitoring of Inland Waters (Eutrophication Control). — Synthesis Report, 289 pp.