Silva, I. C., M. J. Alves, J. Paula, and S. J. Hawkins. “Population Differentiation of the Shore Crab Carcinus Maenas (Brachyura: Portunidae) on the Southwest English Coast Based on Genetic and Morphometric Analyses”. Scientia Marina, vol. 74, no. 3, Sept. 2010, pp. 435-44, doi:10.3989/scimar.2010.74n3435.