Characterization, luminescence and crystal structure of uranyl nitrate complexes with diphenyl-N-ethylphosphine amide and tripiperidinephosphine oxide - Aquino, Alfonso Rodrigues de; Bombieri, Gabriella; Isolani, Paulo Celso; Vicentini, Geraldo; Zukerman-Schpector, Júlio (Inorganica Chimica Acta, 2000)