Allozyme variation in Czech populations of the invasive spiny-cheek crayfish Orconectes limosus (Cambaridae)L. Filipová, E. Kozubíková and A. PetrusekKnowl. Managt. Aquatic Ecosyst., 394-395 (2009) 10DOI: https://doi.org/10.1051/kmae/2009024