University of Isfahan International Journal of Group Theory 2251-7650 2 1 2013 03 01 Groups with all subgroups permutable or soluble 37 43 2008 10.22108/ijgt.2013.2008 EN Martyn Dixon University of Alabama Zekeriya Karatas University of Georgia Journal Article 2012 10 29 In this paper‎, ‎we consider locally graded groups in which every non-permutable subgroup is soluble of bounded derived length‎. permutable soluble locally graded https://ijgt.ui.ac.ir/article_2008_2258282ce9f951b8bdbf8f4d28f3ad05.pdf