@article{hinkov:cea-03011770, TITLE = {{Two-dimensional geometry of spin excitations in the high-transition-temperature superconductor YBa2Cu3O6+x}}, AUTHOR = {Hinkov, V. and Pailh{\`e}s, S. and Bourges, P. and Sidis, Y. and Ivanov, A. and Kulakov, A. and Lin, C. and Chen, D. and Bernhard, C. and Keimer, B.}, URL = {https://cea.hal.science/cea-03011770}, JOURNAL = {{Nature}}, PUBLISHER = {{Nature Publishing Group}}, VOLUME = {430}, NUMBER = {7000}, PAGES = {650-654}, YEAR = {2004}, MONTH = Aug, DOI = {10.1038/nature02774}, HAL_ID = {cea-03011770}, HAL_VERSION = {v1}, }