Ivanov, A. A. "10. APPENDIX: TERMINOLOGY AND NOTATION." The Fourth Janko Group. : Oxford University Press, 2004-11-04. Oxford Scholarship Online. 2007-09-01. Date Accessed 21 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198527596.001.0001/acprof-9780198527596-chapter-10>.
Ivanov, A.(2004-11-04). 10. APPENDIX: TERMINOLOGY AND NOTATION. In The Fourth Janko Group. : Oxford University Press. Retrieved 21 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198527596.001.0001/acprof-9780198527596-chapter-10.
Ivanov, A. A. "10. APPENDIX: TERMINOLOGY AND NOTATION." In The Fourth Janko Group. : Oxford University Press, 2004-11-04. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198527596.001.0001/acprof-9780198527596-chapter-10.
Ivanov AA. 10. APPENDIX: TERMINOLOGY AND NOTATION. In: Ivanov AA. The Fourth Janko Group. Oxford University Press; 2004. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198527596.001.0001/acprof-9780198527596-chapter-10. Accessed May 21, 2013.