AU: S. Tavernini, D. Nizzoli, G. Rossetti and P. Viaroli TI: Trophic state and seasonal dynamics of phytoplankton communities in two sand-pit lakes at different successional stages SO: Journal of Limnology VL: 68 NO: 2 PG: 217-228 YR: 2009 DOI: 10.3274/JL09-68-2-06 US: http://dx.doi.org/10.3274/JL09-68-2-06