"Fumio Akagi,Shoui Suzuki,Yutaka Ishida,Tsubasa Hatanaka,Tsukasa Matsuo,hiroyuki kawaguchi","Reactions of a Niobium Nitride Complex Prepared from Dinitrogen: Synthesis of Imide and Ureate Complexes and Ammonia Formation",,"Eur. J. Inorg. Chem.",,,,"pp. 3930",2013, "Fumio Akagi,Yutaka Ishida,Tsukasa Matsuo,Hiroyuki Kawaguchi","Synthesis and Reactivity of Niobium Complexes Having a Tripodal Triaryloxide Ligand in Bidentate, Tridentate, and Tetradentate Coordination Modes",,"Dalton Transactions",,"Vol. 40",,"pp. 2375?2382",2011,Jan.