See 133–135Archived April 2, 2016, at Wikiwix for orgasm information, and page 76 for G-spot and vaginal nerve ending information. Rosenthal, Martha (2012). Human Sexuality: From Cells to Society. Cengage Learning. ISBN978-0618755714.
Gray, JP (June 1980). "Cross-Cultural Factors Associated with Sexual Foreplay". The Journal of Social Psychology. 111 (1): 3–8. doi:10.1080/00224545.1980.9924266. PMID2818169.
Giles, Katie; McCabe, Marita (October 2009). "Conceptualizing women's sexual function: linear vs. circular models of sexual response". Journal of Sexual Medicine. 6 (10): 2761–2771. doi:10.1111/j.1743-6109.2009.01425.x. PMID19686428.
Gray, JP (June 1980). "Cross-Cultural Factors Associated with Sexual Foreplay". The Journal of Social Psychology. 111 (1): 3–8. doi:10.1080/00224545.1980.9924266. PMID2818169.
Giles, Katie; McCabe, Marita (October 2009). "Conceptualizing women's sexual function: linear vs. circular models of sexual response". Journal of Sexual Medicine. 6 (10): 2761–2771. doi:10.1111/j.1743-6109.2009.01425.x. PMID19686428.
See 133–135Archived April 2, 2016, at Wikiwix for orgasm information, and page 76 for G-spot and vaginal nerve ending information. Rosenthal, Martha (2012). Human Sexuality: From Cells to Society. Cengage Learning. ISBN978-0618755714.