@article{g2023,
author = {D. Gallistl},
title = {Mixed methods and lower eigenvalue bounds},
year = {2023},
%preprint = {download.php?Down=pdf/2022-g-mevp.pdf},
preprint = {pdf/2022-g-mevp.pdf},
journal = {Math. Comp.},
volume = {92},
number = {342},
pages = {1491--1509},
doi = {https://doi.org/10.1090/mcom/3820},
}