“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, no. 2 (August 1, 2011): 177–185. Accessed July 2, 2025. https://www.jlimnol.it/jlimnol/article/view/jlimnol.2011.177.