1. EUROSTAT http://epp.eurostat.ec.europa.eu/statistics_explained/index.php/Milk_and_milk_product_statistics
2. EUROSTAT http://epp.eurostat.ec.europa.eu/portal/page/portal/prodcom/data/tables_excel
3. European Commission http://ec.europa.eu/agriculture/quality/door/
4. ARSIA http://germoplasma.arsia.toscana.it/pn_prodtrad/
5. ARSIAL http://www.arsial.regione.lazio.it/portalearsial/prd_tipici/default.asp