Setter, N.Randall, C. A.Cao, W.Bhalla, A.2006-08-212006-08-212006-08-21198810.1016/0025-5408(88)90016-5https://infoscience.epfl.ch/handle/20.500.14299/233194Preparation Variables for the Gdba2cu3o6.5+Delta Superconductive Ceramicstext::journal::journal article::research article