Similar title to
Nevado, B., Fazalova, V., Backeljau, T., Hanssens, M., & Verheyen, E.
(2011).
Repeated unidirectional introgression of nuclear and mitochondrial DNA between four congeneric Tanganyikan cichlids.
Molecular Biology and Evolution 28 (8) 2253-2267. 10.1093/molbev/msr043.