@article{MM3_2005_9_1_a10,
     author = {Janez U\v{s}an},
     title = {About a {Class} of {(n,m)\ensuremath{-}Groups}},
     journal = {Mathematica Moravica},
     pages = {77 - 86},
     publisher = {mathdoc},
     volume = {9},
     number = {1},
     year = {2005},
     url = {https://geodesic-test.mathdoc.fr/item/MM3_2005_9_1_a10/}
}