Dale, A. W. ; Brüchert, V.; Alperin, M.; Regnier, P. (2009). An integrated sulfur isotope model for Namibian shelf sediments. Geochim. Cosmochim. Acta 73(7): 1924-1944. dx.doi.org/10.1016/j.gca.2008.12.015, meer
Micheli, F.; Gherardi, F.; Vannini, M. (1991). Feeding and burrowing ecology of two East African mangrove crabs. Mar. Biol. (Berl.) 111(2): 247-254. dx.doi.org/10.1007/BF01319706, meer
Dale, A. W. ; Brüchert, V.; Alperin, M.; Regnier, P. (2009). An integrated sulfur isotope model for Namibian shelf sediments. Geochim. Cosmochim. Acta 73(7): 1924-1944.