Seehausen, O., van der Sluijs, I., Pierotti, M. E. R., Stelkens, R. B., Smith, A. M., & Joyce, D. A. (2008). Disruptive sexual selection on male nuptial coloration in an experimental hybrid population of cichlid fish. Philosophical transactions of the Royal Society of London. Series B, Biological sciences, 363(1505), 2861-2870. doi:10.1098/rstb.2008.0049