Optosensing behavior of the first Ru(II)-compound of di-2-pyridylketone-p-nitrophenylhydrazone (dpknph), [Ru(bpy)2(dpknph)]Cl2. - Bakir M; Abdur-Rashid K; Gyles C (Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 2003)