@article{Antonietti-Mascotto-Verani:2018,
author = {Antonietti, P. F. and Mascotto, L. and Verani, M.},
title = {A multigrid algorithm for the $p$-version of the virtual element method},
journal={ESAIM Math. Model. Numer. Anal.},
volume={52},
number={1},
pages={337--364},
year={2018},
publisher={EDP sciences}
}