Khalili Asboei, Alireza, e Reza Mohammadyari. 2014. “<b>On Recognition of Simple Group <i>L<sub>2</sub></i>(<i>r</I>) by the Number of Sylow Subgroups”. Acta Scientiarum. Technology 36 (3):487-89. https://doi.org/10.4025/actascitechnol.v36i3.16471.