BibTex format
@article{Gago:2020:10.1073/pnas.2012757117,
author = {Gago, PA and Boettcher, S},
doi = {10.1073/pnas.2012757117},
journal = {Proceedings of the National Academy of Sciences of USA},
pages = {33072--33076},
title = {Universal features of annealing and aging in compaction of granular piles.},
url = {http://dx.doi.org/10.1073/pnas.2012757117},
volume = {117},
year = {2020}
}