Guaraldo, P., A. Rosso, M. Abete, R. Tarasco, A. Ferrari, L. Masiello, L. Sala, and P. Mogliotti. “BEE AS ENVIRONMENTAL BIOINDICATOR: FIRST RESULTS IN PIEDMONT”. Italian Journal of Food Safety, Vol. 1, no. 1zero, Jan. 2011, pp. 283-4, doi:10.4081/ijfs.2011.890.