Raemaekers, S.J.-P.N.; Britz, P.J. (2009). Profile of the illegal abalone (Haliotis midae) fishery in the Eastern Cape, South Africa: organised pillage and management failure. Fish. Res. 97(3): 183-195. http://dx.doi.org/10.1016/j.fishres.2009.02.003, meer
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Raemaekers, S.J.-P.N.; Britz, P.J. (2009). Profile of the illegal abalone (Haliotis midae) fishery in the Eastern Cape, South Africa: organised pillage and management failure. Fish. Res. 97(3): 183-195.