Small-scale variability of benthic macroinvertebrates distribution and its effects on biological monitoringAlex Laini, Alessio Vorti, Rossano Bolpagni and Pierluigi ViaroliAnn. Limnol. - Int. J. Lim., 50 3 (2014) 211-216DOI: https://doi.org/10.1051/limn/20140001