The width of the hybrid zone in Caledia captiva
N.H. Barton, Heredity 47 (1981) 279–282.

The genetic basis of hybrid inviability between two chromosomal races of the grasshopper Podisma pedestris
N.H. Barton, G. Hewitt, Heredity 47 (1981) 367–383.

The hybrid sink effect
N.H. Barton, Heredity 44 (1980) 277–278.

The fitness of hybrids between two chromosomal races of the grasshopper Podisma pedestris
N.H. Barton, Heredity 45 (1980) 47–59.

Gene flow past a cline
N.H. Barton, Heredity 43 (1979) 333–339.

The dynamics of hybrid zones
N.H. Barton, Heredity 43 (1979) 341–359.