Baker, R. R., & Bellis, M. A. (1993). Human sperm competition: ejaculate adjustment by males and the function of masturbation. Animal Behaviour, 46, 861–885.
Beach, F. A., & Jordan, L. (1956). Sexual exhaustion and recovery in the male rat. The Quarterly Journal of Experimental Psychology, 8, 121–133.
Dawson, S. J., Suschinsky, K. D., & Lalumiere, M. L. (2013). Habituation of sexual responses in men and women: a test of the preparation hypothesis of women’s genital responses. Journal of Sexual Medicine, 10(4), 990–1000.
delBarco-Trillo, J., & Ferkin, M. H. (2006). Male meadow voles respond differently to risk and intensity of sperm competition. Behavioral Ecology, 17(4), 581–585.
Dewsbury, D. A. (1981). Effects of novelty of copulatory behavior: the Coolidge effect and related phenomena. Psychological Bulletin, 89(3), 464–482.
Evans, J. P., Pierotti, M., & Pilastro, A. (2003). Male mating behavior and ejaculate expenditure under sperm competition risk in the eastern mosquitofish. Behavioral Ecology, 14(2), 268–273.
Holt, W. V., & Lloyd, R. E. (2010). Sperm storage in the vertebrate female reproductive tract: how does it work so well? Theriogenology, 73(6), 713–722.
Jordan, L. A., & Brooks, R. C. (2010). The lifetime costs of increased male reproductive effort: courtship, copulation and the Coolidge effect. Journal of Evolutionary Biology, 23(11), 2403–2409.
Kelly, C. D., & Jennions, M. D. (2011). Sexual selection and sperm quantity: meta-analyses of strategic ejaculation. Biological Reviews of the Cambridge Philosophical Society, 86(4), 863–884.
Kilgallon, S. J., & Simmons, L. W. (2005). Image content influences men’s semen quality. Biology Letters, 1, 253–255.
Koukounas, E., & Over, R. (2000). Changes in the magnitude of the eyeblink startle response during habituation of sexual arousal. Behaviour Research and Therapy, 38(6), 573–584.
Larmuseau, M. H. D., Vanoverbeke, J., Van Geystelen, A., Defraene, G., Vanderheyden, N., Matthys, K., Wenseleers, T., & Decorte, R. (2013). Low historical rates of cuckoldry in a Western European human population traced by Y-chromosome and genealogical data. Proceedings of the Royal Society of London B, 280, 1–8.
Leivers, S., & Simmons, L. W. (2014). Human sperm competition: playing a defensive strategy. Advances in the Study of Behavior, 46, 1–44.
Leivers, S., Rhodes, G., & Simmons, L. W. (2014). Context-dependent relationship between a composite measure of men’s mate value and ejaculate quality. Behavioral Ecology, 25(5), 1115–1122.
Lüpold, S., Manier, M. K., Ala-Honkola, O., Belote, J. M., & Pitnick, S. (2011). Male Drosophila melanogaster adjust ejaculate size based on female mating status, fecundity, and age. Behavioral Ecololgy, 22, 184–191.
O’Donohue, W. T., & Geer, J. E. (1985). The habituation of sexual arousal. Archives of Sexual Behavior, 14(3), 233–246.
O’Donohue, W. T., & Plaud, J. J. (1994). The conditioning of human sexual arousal. Archives of Sexual Behavior, 23(3), 321–344.
Perry, J. C., Sirot, L., & Wigby, S. (2013). The seminal symphony: how to compose an ejaculate. Trends in Ecology & Evolution, 28(7), 414–422.
Pizzari, T., Cornwallis, C. K., Løvlie, H., Jakobsson, S., & Birkhead, T. R. (2003). Sophisticated sperm allocation in male fowl. Nature, 426, 70–74.
Plaud, J. J., Gaither, G. A., Henderson, S. A., & Devitt, M. K. (1997). The long-term habituation of sexual arousal in human males: a crossover design. The Psychological Record, 47(3), 385–398.
Shackelford, T. K., Goetz, A. T., LaMunyon, C. W., Pham, M. N., & Pound, N. (in press). Human sperm competition. In D. M. Buss (Ed.), The handbook of evolutionary psycology (2nd ed.). New York: Wiley.
Simmons, L. W., Firman, R. C., Rhodes, G., & Peters, M. (2004). Human sperm competition: testis size, sperm production and rates of extrapair copulations. Animal Behaviour, 68, 297–302.
Sofikitis, N. V., & Miyagawa, I. (1993). Endocrinologic, biophysical, and biochemical parameters of semen collected via masturbation versus sexual intercourse. Journal of Andrology, 14(5), 366–373.
Thoma, M. E., McLain, A. C., Louis, J. F., King, R. B., Trumble, A. C., Sundaram, R., & Buck Louis, G. M. (2013). Prevalence of infertility in the United States as estimated by the current duration approach and a traditional constructed approach. Fertility and Sterility, 99(5), 1324–1331.
Thomas, M. L., & Simmons, L. W. (2007). Male crickets adjust the viability of their sperm in response to female mating status. The American Naturalist, 170(2), 190–195.
Van Roijen, J. H., Slob, A. K., Gianotten, W. L., Dohle, G. R., van der Zon, A. T. M., Vreeburg, J. T. M., & Weber, R. F. A. (1996). Sexual arousal and the quality of semen produced by masturbation. Human Reproduction, 11(1), 147–151.
Wedell, N., Gage, M. J. G., & Parker, G. A. (2002). Sperm competition, male prudence and sperm-limited females. Trends in Ecology & Evolution, 17(7), 313–320.
World Health Organization. (2010). WHO laboratory manual for the examination and processing of human semen (5th ed.). Geneva: World Health Organization.
Yamamoto, Y., Sofikitis, N., Mio, Y., & Miyagawa, I. (2000). Influence of sexual stimulation on sperm parameters in semen samples collected via masturbation from normozoospermic men or cryptozoospermic men participating in an assisted reproduction programme. Andrologia, 32, 131–138.
Zavos, P. M. (1985). Seminal parameters of ejaculates collected from oligospermic and normospermic patients via masturbation and at intercourse with the use of a Silastic seminal fluid collection device. Fertility and Sterility, 44(4), 517–520.
Zavos, P. M., & Goodpasture, J. C. (1989). Clinical improvements of specific seminal deficiencies via intercourse with a seminal collection device versus masturbation. Fertility and Sterility, 51(1), 190–193.
Zinaman, M. J., Clegg, E. D., Brown, C. C., O’Connor, J., & Selevan, S. G. (1996). Estimates of human fertility and pregnancy loss. Fertility and Sterility, 65(3), 503–509.