Citation: Arca, Massimiliano; Donamar\'ia, Roc\'io; Gimeno, M Concepci\'on; Lippolis, Vito; L\'opez-de-Luzuriaga, Jos\'e M; Manso, Elena; Monge, Miguel; Olmos, M. Elena (2015). 1,4-Bis(2'-pyridylethynyl)benzene as a ligand in heteronuclear gold-thallium complexes. Influence of the ancillary ligands on their optical properties.. Dalton transactions (Cambridge, England : 2003), 44, pp. 6719-6730.