Caramia, G., Losi, G., Frega, N., Lercker, G., Cocchi, M., Gori, A. and Cerretani, L. 2012. Milk and butter. From the Neolithic to the current nutritional aspects. La Pediatria Medica e Chirurgica. 34, 6 (Dec. 2012). DOI:https://doi.org/10.4081/pmc.2012.51.