F. Marra, L. Baiamonte, C. Bartuli, M. Valente, T. Valente, G. Pulci, Tribological Behaviour of Alumina-Titania Nanostructured Coatings Produced by Air Plasma Spray Technique, Chemical Engineering Transactions. 47 (2016) 127-132. doi:10.3303/CET1647022.