(1)Ha, P. T.; Ly, P. T.; Tuan, N. V.; Quan, V. A.; Quy, L. T. Effects of Aluminum Phosphate Sealant Containing Al2O3 Nanoparticles on the Hardness and Wear Resistance of the Al2O3-TiO2 Plasma Sprayed Coating. <i>Vietnam J. Sci. Technol.</i> <b>2017</b>, <i>55</i>, 698-705.