BARBIERI, A., M. VERONESI, M. SIMONA, S. MALUSARDI, and V. STRAŠKRABOVÁ. “Limnological Survey in Eight High Mountain Lakes Located in Lago Maggiore Watershed (Switzerland)”. Journal of Limnology, vol. 58, no. 2, Aug. 1999, pp. 179-92, doi:10.4081/jlimnol.1999.179.