Kittiya Muaksanf. Synthesis and characterization of ruthenium (II) complexes with 4-methy 1-2 (phenylazo)pyridine ligands . Master's Degree(Inorganic Chemistry). Prince of Songkla University, Lady Atthakraweesunthorn Library. : Prince of Songkla University. Khunying Long Athakravisunthorn Learning Resources Center, 2550-08-10.