@article{Tian+2022+866+890,
url = {https://doi.org/10.1515/dema-2022-0171},
title = {Characterizations of the group invertibility of a matrix revisited},
title = {},
author = {Yongge Tian},
pages = {866--890},
volume = {55},
number = {1},
journal = {Demonstratio Mathematica},
doi = {doi:10.1515/dema-2022-0171},
year = {2022},
lastchecked = {2026-05-02}
}