CATTANEO, A., DE SÈVE, M., MORABITO, G., MOSELLO, R. and TARTARI, G. 2011. Periphyton changes over 20 years of chemical recovery of Lake Orta, Italy: differential response to perturbation of littoral and pelagic communities. Journal of Limnology. 70, 2 (Aug. 2011), 177–185. DOI:https://doi.org/10.4081/jlimnol.2011.177.