@article{id_5137, title = "Magnetic torque study of the temperature-dependent anisotropy parameter in overdoped superconducting single-crystal YBa2Cu3O7", author = "S. Bosma, S. Weyeneth, R. Puzniak, A. Erb, A. Schilling, H. Keller", journal = "Physical Review B", volume = "84", year = "2011", pages = "024514", url = "http://dx.doi.org/10.1103/PhysRevB.84.024514", }