"Yoshihito Kayaki,Shoki Shimokawatoko,Takao Ikariya","Synthesis of Ruthenium(II) Complexes Containing Hydroxymethylphosphines and Their Catalytic Activities for Hydrogenation of Supercritical Carbon Dioxide",,"Inorg. Chem.","ACS"," 14",," 5791?5797",2007,Oct.