BibTex format
@article{Pritchard:2012:8/086901,
author = {Pritchard, JR and Loeb, A},
doi = {8/086901},
journal = {REPORTS ON PROGRESS IN PHYSICS},
title = {21 cm cosmology in the 21st century},
url = {http://dx.doi.org/10.1088/0034-4885/75/8/086901},
volume = {75},
year = {2012}
}