BibTex format
@article{Barnett:2017:0004-6361/201630258,
author = {Barnett, R and Warren, SJ and Becker, GD and Mortlock, DJ and Hewett, PC and McMahon, RG and Simpson, C and Venemans, BP},
doi = {0004-6361/201630258},
journal = {Astronomy and Astrophysics: a European journal},
title = {Observations of the Lyman series forest towards the redshift 7.1 quasar ULAS J1120+0641},
url = {http://dx.doi.org/10.1051/0004-6361/201630258},
volume = {601},
year = {2017}
}