Hu, S., Li, F. and Fan, Z. (2012) “Preparation and Characterization of N, S Co-doped TiO2 Nanopowder and its Photocatalytic Activity under Visible Light”, Asian Journal of Chemistry, 24(10), pp. 4709–4712. Available at: https://asianpubs.org/index.php/ajchem/article/view/9622 (Accessed: 25 November 2024).