BibTex format
@article{Zhang:2021:10.1007/s11249-021-01401-5,
author = {Zhang, J and Ueda, M and Campen, S and Spikes, H},
doi = {10.1007/s11249-021-01401-5},
journal = {Tribology Letters},
pages = {1--1},
title = {Boundary friction of ZDDP tribofilms (vol 69, 8, 2021)},
url = {http://dx.doi.org/10.1007/s11249-021-01401-5},
volume = {69},
year = {2021}
}