Cuffini, Silvia; Christopher, Glidewell; Low, John N.; De Oliveira, Aline G.; De Souza, Marcus V. N.; Vasconcelos, Thatyana R. A.; Wardell, Solange M. S. V.; Wardell, James L.
Acta Crystallographica Section B: Structural Science, 2006 , vol. 62, # 4 p. 651 - 665