@article{MM3_2002_6_1_a15,
     author = {Janez U\v{s}an and Mali\v{s}a \v{Z}i\v{z}ovi\'c},
     title = {Note on {Polyagroups}},
     journal = {Mathematica Moravica},
     pages = {145 - 149},
     publisher = {mathdoc},
     volume = {6},
     number = {1},
     year = {2002},
     url = {https://geodesic-test.mathdoc.fr/item/MM3_2002_6_1_a15/}
}