Sasikala, T, KP Greeshma, Priya K Gnana, S Muthulingam, and C Nandhakumar. 2020. “Synthesis, Characterization and Chelating Properties of Tannin-8-Hydroxy Quinoline - Formaldehyde Polymer”. GSC Advanced Research and Reviews 5 (2):019-023. https://doi.org/10.30574/gscarr.2020.5.2.0083.