Early stages of sex chromosome evolution
A. Mrnjavac, Early Stages of Sex Chromosome Evolution, Institute of Science and Technology Austria, 2024.

Strong amplifiers of natural selection
A. Pavlogiannis, J. Tkadlec, K. Chatterjee, M. Nowak , (2017).

Inference of mating patterns among wild snapdragons in a natural hybrid zone in 2012
D. Field, T. Ellis, (2016).

Differentiation
N.H. Barton, in:, Encyclopedia of Biodiversity, 2nd ed., Elsevier, 2013, pp. 508–515.