@article{10_4064_cm142_1_1,
     author = {Arkadiusz M\k{e}cel},
     title = {On the finiteness of the semigroup of
 conjugacy classes of left ideals
 for algebras with radical square zero},
     journal = {Colloquium Mathematicum},
     pages = {1--49},
     publisher = {mathdoc},
     volume = {142},
     number = {1},
     year = {2016},
     doi = {10.4064/cm142-1-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm142-1-1/}
}