Hussain, Imdad, Rubina Gillani, Vickie McKee, Habib Hussain, and Zulfiqar Ali. “Synthesis, Characterization and X-Ray Crystal Structure of Copper Complex With 18-Crown-6”. Asian Journal of Chemistry 26, no. 13 (June 26, 2014): 3953–3957. Accessed November 22, 2024. https://asianpubs.org/index.php/ajchem/article/view/26_14_42.