BibTex format
@article{Bender:2012:10.1103/PhysRevA.85.052118,
author = {Bender, CM and Jones, HF},
doi = {10.1103/PhysRevA.85.052118},
journal = {PHYSICAL REVIEW A},
title = {Wentzel-Kramers-Brillouin analysis of <i>PT</i>-symmetric Sturm-Liouville problems},
url = {http://dx.doi.org/10.1103/PhysRevA.85.052118},
volume = {85},
year = {2012}
}