SUBHASMITA SWAIN, and TAPASH RANJAN RAUTRAY. 2016. “Cu AND Zn SUBSTITUTED HYDROXYAPATITE COATINGS ON TiO2 NANOTUBES FORMED BY ELECTROCHEMICAL METHODS”. Innovare Journal of Engineering and Technology 4 (3):7-10. https://innovareacademics.in/journals/index.php/ijet/article/view/13892.