1. S.I.LA: Syndicat Intercommunal du Lac d'Annecy, Rue des Ten-asses, F-74960 Cran -Gevrier, France
2. C.I.P.E.L.: Commission Internationale pour la Protection des Eaux du L6man, 23 av. de Chailly case postale 80, CH-1000 Lausanne 12, Switzerland
3. C.I.P.A.I.S.: Commi8sione Internazionale per la Protezione delle Acque Italo-Svizzere, Via Fabio Filzi 22,1–20124 Milano, Italia
4. Meybeck M, Chapman DV, Helmer R. GEMS, WHO and UNEP, 1989; 306p
5. Possibilities and limitations of lake restoration: Conclusions for Lake Lugano