@article {2010.10490, archivePrefix = {arXiv}, eprint = {2010.10490}, primaryClass = {math.NT}, author = {Youness Lamzouri and Yoonbok Lee}, title = {The number of zeros of linear combinations of $L$-functions near the critical line}, year = {2020}, url = {http://arxiv.org/abs/2010.10490} }