Piccione, V., Castro, R., Duro, A., Piccione, A., Rapicavoli, R. and Veneziano, V. 2013. Role of the Regional Natural Park of the Madonie (Sicily) in the mitigation of desertification risk. Bullettin of the Gioenia Academy of Natural Sciences of Catania. 46, 376 (Dec. 2013), FP92-FP121.