Publication Details Author Lin Chen Jianxin Chen Dragomir Djokovic Bei Zeng Publication Type Journal Article Year of Publication 2014 Volume 333 Number of Pages 541 – 563 DOI 10.1007/s00220-014-2187-6 URL http://arxiv.org/abs/1301.3421v2 Journal Communications in Mathematical Physics DOIGoogle Scholar Contributors Groups QuICS Date Published 11/2014