Szymura J, Barton NH. 1991. The genetic structure of the hybrid zone between the fire-bellied toads Bombina bombina and B. variegata: comparisons between transects and between loci. Evolution. 45(2), 237–261.
LibreCat: https://research-explorer.ista.ac.at/record/3646
DOI: 10.1111/j.1558-5646.1991.tb04400.x
PMID: 28567861 

Barton NH, Rouhani S. 1991. The probability of fixation of a new karyotype in a continuous population. Evolution. 45(3), 499–517.
LibreCat: https://research-explorer.ista.ac.at/record/3648
DOI: 10.1111/j.1558-5646.1991.tb04326.x
PMID: 28568824

Mallet J, Barton NH. 1989. Strong natural selection in a warning color hybrid zone. Evolution. 43(2), 421–431.
LibreCat: https://research-explorer.ista.ac.at/record/3653
DOI: 10.2307/2409217 
PMID: 28568556 

Slatkin M, Barton NH. 1989. A comparison of three methods for estimating average levels of gene flow. Evolution; International Journal of Organic Evolution. 43(7), 1349–1368.
LibreCat: https://research-explorer.ista.ac.at/record/4309
DOI: 10.1111/j.1558-5646.1989.tb02587.x 
PMID: 28564250 

Szymura J, Barton NH. 1986. Genetic analysis of a hybrid zone between the fire-bellied toads Bombina bombina and B. variegata, near Cracow in Southern Poland. Evolution; International Journal of Organic Evolution. 40, 1141–1159.
LibreCat: https://research-explorer.ista.ac.at/record/4321
DOI: 10.1111/j.1558-5646.1986.tb05740.x

Barton NH. 1983. Multilocus clines. Evolution; International Journal of Organic Evolution. 37(3), 454–471.
LibreCat: https://research-explorer.ista.ac.at/record/3668
DOI: 10.2307/2408260
PMID: 28563316 

Barton NH. 1982. The structure of the hybrid zone in Uroderma bilobatum (Chiroptera: Phyllostomatidae). Evolution. 36(4), 863–866.
LibreCat: https://research-explorer.ista.ac.at/record/4331
DOI: 10.1111/j.1558-5646.1982.tb05452.x
PMID: 28568238

Barton NH, Hewitt G. 1981. A chromosomal cline in the grasshopper Podisma pedestris. Evolution; International Journal of Organic Evolution. 35(5), 1008–1018.
LibreCat: https://research-explorer.ista.ac.at/record/3670
DOI:  10.1111/j.1558-5646.1981.tb04966.x
PMID: 28581059