@article{article742b56d7,
title   = {On the motion of particles in covariant Hořava–Lifshitz gravity and the meaning of the A-field},
author = {Abdalla, Elcio and Silva, Alan M. da},
year = {2012},
doi = {10.1016/j.physletb.2011.12.044},
journal   = {Physics Letters B}
}