S.  Issar, Poddar, P., Mehra, N. C., and Mahapatro, A. K., ?Growth of flower-like patterns of TiO2 nanorods over FTO substrate?, International Conference on Technologically Advanced Materials (ICTAM), vol.  184 , 1   vol. Taylor & Francis Group 2&4 Park Square Milton Park Abingdon OX14 4RN,  Univ Delhi, New Delhi, India, pp. 166-171, 2017.