Giant and anisotropic magnetoresistances in p-type Bi-doped Sb2Te3 bulk single crystals Z. J. Yue, X. L. Wang, Y. Du, S. M. Mahboobeh, Frank F. Yun, Z. X. Cheng and S. X. Dou EPL, 100 1 (2012) 17014 Published online: 18 October 2012 DOI: 10.1209/0295-5075/100/17014