@Article{penide:2016phpro,
author = {J. Penide, F. Quintero, F. Arias-Gonz\'{a}lez, A. Fern\'{a}ndez, J. {del} Val, R. Comesa
{\~n}a, A. Riveiro, F. Lusqui{\~n}os, J. Pou},
title = {Everlasting dark printing on alumina by laser},
journal = {Physics Procedia},
volume = {83},
pages = {233-239},
year = {2016},
doi = {http://dx.doi.org/doi:10.1016/j.phpro.2016.08.016}
}