E. Ciani, L. Tedone, M. Terzi, F. M. De Cillis, E. Castellana, and M. Fracchiolla, “Characterization of plant diversity of pastures and volatile organic compound analysis in ewe’s milk from a typical farm system in the Alta Murgia national park (southern Italy): opportunities for a sustainable land use”, Ital J Agronomy, vol. 7, no. 2, p. e19, Apr. 2012.