Gildea, Joe2016-01-252016-01-252015-12-31Gildea, J. (2017). Torsion units for some projected special linear groups. International Journal of Group Theory, 6(1), 37-53. DOI: 10.22108/IJGT.2017.120102251-765010.22108/IJGT.2017.12010http://www.theoryofgroups.ir/article_12010_5acf92d2dd8cf40fb91d358b28c27302.pdfhttp://hdl.handle.net/10034/594771In this paper, we investigate the Zassenhaus conjecture for $PSL(4,3)$ and $PSL(5,2)$. Consequently, we prove that the Prime graph question is true for both groups.enZassenhaus ConjectureTorsion unitTorsion Units for some Projected Special Linear GroupsArticle2251-7669International Journal of Group Theory