Denton KJ, Herbert A, Turnbull LS et al. (2008). The revised BSCC terminology for abnormal cervical cytology. Cytopathology 19:137-57.
Levine T, Gray W. Vulva, vagina and cervix: normal cytology, hormonal and reactive changes. Chapter 21 pp 558-98. In: Kocjan G, Grey W (eds). Diagnostic Cytopathology, 3rd Edition. Elsevier 2010.
Nayar R, Wilbur DC (2015). The Bethesda System for Reporting Reporting Cervical Cytology: Definitions, Criteria and Explanatory Notes, 3nd Edn. New York: Springer; 2015.