@ARTICLE{tribological2012,
     Title={Tribological Investigation of Detonation Sprayed Ni-Cr And Al2O3 13Tio2 Coatings On Grey Cast Iron To Enhance Its Wear Resistance},
     Author={Harjot Singh Gill,J. P. Singla, N.K. Grover},
     Journal={International Journal of Modern Engineering Research (},
     Volume={2},
     Number={4},
     Pages={1880-1882},
     Publisher={},
     Year={2012}
}