@article{838136, author = {W Mumme and I Grey and Robert Roth and Terrell Vanderah}, title = {Contrasting Oxide Crystal Chemistry of Nb and Ta. The Structures of the Hexagonal Bronzes BaTa2O6 and Ba0.93Nb2.03^O6}, year = {2007}, number = {180}, month = {2007-03-22 00:03:00}, publisher = {Journal of Solid State Chemistry}, language = {en}, }