Mitochondrial DNA variation in four British populations of the white-clawed crayfish, Austropotamobius pallipes: implications for managementFrédéric Grandjean, Catherine Souty-Grosset and David M. HoldichAquat. Living Resour., 10 2 (1997) 121-126DOI: https://doi.org/10.1051/alr:1997013