K. Shrivastava, D. Das, B. Kumari, and P. Das, “DFT and Experimental Study of Electronic, Absorption and FT-IR Spectral Properties of Cu(II) Complex of Pyridine-Amide Ligand with Appended Ether Functionality”, ajc, vol. 35, no. 1, pp. 109–113, Dec. 2022.