Papadimitriou A. The evolution of the age at menarche from prehistorical to modern times. Journal of Pediatric and Adolescent Gynecology (Review). December 2016, 29 (6): 527–530. PMID 26703478. doi:10.1016/j.jpag.2015.12.002.
Reed, Beverly G.; Carr, Bruce R. The Normal Menstrual Cycle and the Control of Ovulation. Feingold, Kenneth R.; Anawalt, Bradley; Blackman, Marc R.; Boyce, Alison; Chrousos, George; Corpas, Emiliano; de Herder, Wouter W.; Dhatariya, Ketan; Dungan, Kathleen (编). Endotext. South Dartmouth (MA): MDText.com, Inc. 2000 [2025-01-20]. PMID 25905282. (原始内容存档于2025-03-21).
Papadimitriou A. The evolution of the age at menarche from prehistorical to modern times. Journal of Pediatric and Adolescent Gynecology (Review). December 2016, 29 (6): 527–530. PMID 26703478. doi:10.1016/j.jpag.2015.12.002.
Reed, Beverly G.; Carr, Bruce R. The Normal Menstrual Cycle and the Control of Ovulation. Feingold, Kenneth R.; Anawalt, Bradley; Blackman, Marc R.; Boyce, Alison; Chrousos, George; Corpas, Emiliano; de Herder, Wouter W.; Dhatariya, Ketan; Dungan, Kathleen (编). Endotext. South Dartmouth (MA): MDText.com, Inc. 2000 [2025-01-20]. PMID 25905282. (原始内容存档于2025-03-21).
Reed, Beverly G.; Carr, Bruce R. The Normal Menstrual Cycle and the Control of Ovulation. Feingold, Kenneth R.; Anawalt, Bradley; Blackman, Marc R.; Boyce, Alison; Chrousos, George; Corpas, Emiliano; de Herder, Wouter W.; Dhatariya, Ketan; Dungan, Kathleen (编). Endotext. South Dartmouth (MA): MDText.com, Inc. 2000 [2025-01-20]. PMID 25905282. (原始内容存档于2025-03-21).
The National Women's Health Information Center. What is a typical menstrual period like?. U.S. Department of Health and Human Services. November 2002 [2005-06-11]. (原始内容存档于2015-06-26).
The National Women's Health Information Center. What is a typical menstrual period like?. U.S. Department of Health and Human Services. November 2002 [2005-06-11]. (原始内容存档于2015-06-26).