@article{CRMATH_2021__359_3_355_0,
     author = {Shawn T. Burkett and Mark L. Lewis},
     title = {GVZ-groups, {Flat} groups, and {CM-Groups}},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {355--361},
     publisher = {Acad\'emie des sciences, Paris},
     volume = {359},
     number = {3},
     year = {2021},
     doi = {10.5802/crmath.185},
     language = {en},
}