@article{10_21136_CMJ_2018_0256_17,
     author = {Wu, Yansheng and Tang, Gaohua and Deng, Guixin and Zhou, Yiqiang},
     title = {Nil-clean and unit-regular elements in certain subrings of ${\mathbb M}_2(\mathbb Z)$},
     journal = {Czechoslovak Mathematical Journal},
     pages = {197--205},
     publisher = {mathdoc},
     volume = {69},
     number = {1},
     year = {2019},
     doi = {10.21136/CMJ.2018.0256-17},
     mrnumber = {3923584},
     zbl = {07088779},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2018.0256-17/}
}