ESR study of the ferrimagnetic spinel selenide CuCr2Se4 Lei Zhang, Wei Tong, Jiyu Fan, Changjin Zhang, Renwen Li and Yuheng Zhang Eur. Phys. J. B, 83 3 (2011) 325-328 Published online: 10 October 2011 DOI: 10.1140/epjb/e2011-20610-3