Citation: Rad-Yousefnia, Negar; Shaabani, Behrouz; Zahedi, Mansoureh; Kubicki, Maciej; Ayg\"un, Muhittin; Lloret, Francesc; Julve, Miguel; Grze\'skiewicz, Anita M.; Zakerhamidi, Mohammad Sadegh; Kazak, Canan (2018). Cd(ii) and Cu(ii) coordination polymers constructed from the expanded 1,4-bis(4-pyridyl)-2,3-diaza-1,3-butadiene ligand: conventional and ultrasound-assisted synthesis, crystal structure, luminescence and magnetic properties. New Journal of Chemistry, 42, pp. 15860-.