Qualitative and quantitative analysis of twin structure in top seeding melt texture growth-processed YBa2Cu3O7−δ ceramicsF. Delorme, I. Monot-Laffez, C. Harnois and G. DesgardinEur. Phys. J. AP, 14 3 (2001) 159-163DOI: https://doi.org/10.1051/epjap:2001154