BibTex format
@article{Wardle:1990:10.1002/ls.3010030104,
author = {Wardle, RWM and Coy, RC and Cann, PM and Spikes, HA},
doi = {10.1002/ls.3010030104},
journal = {Lubrication Science},
pages = {45--62},
title = {An ‘in lubro’ study of viscosity index improvers in end contacts},
url = {http://dx.doi.org/10.1002/ls.3010030104},
volume = {3},
year = {1990}
}