BibTex format
@article{Graefe:2011:10.1103/PhysRevA.84.013818,
author = {Graefe, E-M and Jones, HF},
doi = {10.1103/PhysRevA.84.013818},
journal = {PHYSICAL REVIEW A},
title = {PT-symmetric sinusoidal optical lattices at the symmetry-breaking threshold},
url = {http://dx.doi.org/10.1103/PhysRevA.84.013818},
volume = {84},
year = {2011}
}