"Journal of Group Theory", 7.1 (2003): 1-142. Retrieved 26 May. 2013, from http://www.degruyter.com/view/j/jgth.2003.7.issue-1/issue-files/jgth.2003.7.issue-1.xml

Journal of Group Theory (2003), 7(1), pp. 1-142. Retrieved 26 May. 2013, from http://www.degruyter.com/view/j/jgth.2003.7.issue-1/issue-files/jgth.2003.7.issue-1.xml

Journal of Group Theory. 2003. 7(1): 1-142. Retrieved 26 May. 2013, from http://www.degruyter.com/view/j/jgth.2003.7.issue-1/issue-files/jgth.2003.7.issue-1.xml