TY - JOUR T1 - The use of PCR-RFLP to genetically distinguish the morphologically close species: Ceriodaphnia dubia Richard, 1894 and Ceriodaphnia silvestrii Daday, 1902 (Crustacea Cladocera) JO - Brazilian Journal of Biology A1 - Abreu, MJ. A1 - Santos-Wisniewski, MJ. A1 - Rocha, O. A1 - Orlando, TC. SN - 1519-6984 UL - 10.1590/S1519-69842010000100016 VL - 70 Y1 - 2010 PB - Brasil ER -